1997503536

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{2347}}^1$

素因数の和:2531

約数の個数: 160

約数和(自身を含む): 6288883200

約数和(自身を除く): 4291379664

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 34, 42, 48, 51, 56, 68, 84, 102, 112, 119, 136, 149, 168, 204, 238, 272, 298, 336, 357, 408, 447, 476, 596, 714, 816, 894, 952, 1043, 1192, 1428, 1788, 1904, 2086, 2347, 2384, 2533, 2856, 3129, 3576, 4172, 4694, 5066, 5712, 6258, 7041, 7152, 7599, 8344, 9388, 10132, 12516, 14082, 15198, 16429, 16688, 17731, 18776, 20264, 25032, 28164, 30396, 32858, 35462, 37552, 39899, 40528, 49287, 50064, 53193, 56328, 60792, 65716, 70924, 79798, 98574, 106386, 112656, 119697, 121584, 131432, 141848, 159596, 197148, 212772, 239394, 262864, 279293, 283696, 319192, 349703, 394296, 425544, 478788, 558586, 638384, 699406, 788592, 837879, 851088, 957576, 1049109, 1117172, 1398812, 1675758, 1915152, 2098218, 2234344, 2447921, 2797624, 3351516, 4196436, 4468688, 4895842, 5595248, 5944951, 6703032, 7343763, 8392872, 9791684, 11889902, 13406064, 14687526, 16785744, 17834853, 19583368, 23779804, 29375052, 35669706, 39166736, 41614657, 47559608, 58750104, 71339412, 83229314, 95119216, 117500208, 124843971, 142678824, 166458628, 249687942, 285357648, 332917256, 499375884, 665834512, 998751768, 1997503536]

約数ペア:

[(1, 1997503536), (2, 998751768), (3, 665834512), (4, 499375884), (6, 332917256), (7, 285357648), (8, 249687942), (12, 166458628), (14, 142678824), (16, 124843971), (17, 117500208), (21, 95119216), (24, 83229314), (28, 71339412), (34, 58750104), (42, 47559608), (48, 41614657), (51, 39166736), (56, 35669706), (68, 29375052), (84, 23779804), (102, 19583368), (112, 17834853), (119, 16785744), (136, 14687526), (149, 13406064), (168, 11889902), (204, 9791684), (238, 8392872), (272, 7343763), (298, 6703032), (336, 5944951), (357, 5595248), (408, 4895842), (447, 4468688), (476, 4196436), (596, 3351516), (714, 2797624), (816, 2447921), (894, 2234344), (952, 2098218), (1043, 1915152), (1192, 1675758), (1428, 1398812), (1788, 1117172), (1904, 1049109), (2086, 957576), (2347, 851088), (2384, 837879), (2533, 788592), (2856, 699406), (3129, 638384), (3576, 558586), (4172, 478788), (4694, 425544), (5066, 394296), (5712, 349703), (6258, 319192), (7041, 283696), (7152, 279293), (7599, 262864), (8344, 239394), (9388, 212772), (10132, 197148), (12516, 159596), (14082, 141848), (15198, 131432), (16429, 121584), (16688, 119697), (17731, 112656), (18776, 106386), (20264, 98574), (25032, 79798), (28164, 70924), (30396, 65716), (32858, 60792), (35462, 56328), (37552, 53193), (39899, 50064), (40528, 49287)]