1388731904

素因数分解:

$2^9\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{991}}^1$

素因数の和:1056

約数の個数: 160

約数和(自身を含む): 3507204096

約数和(自身を除く): 2118472192

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 23, 28, 32, 34, 46, 56, 64, 68, 92, 112, 119, 128, 136, 161, 184, 224, 238, 256, 272, 322, 368, 391, 448, 476, 512, 544, 644, 736, 782, 896, 952, 991, 1088, 1288, 1472, 1564, 1792, 1904, 1982, 2176, 2576, 2737, 2944, 3128, 3584, 3808, 3964, 4352, 5152, 5474, 5888, 6256, 6937, 7616, 7928, 8704, 10304, 10948, 11776, 12512, 13874, 15232, 15856, 16847, 20608, 21896, 22793, 25024, 27748, 30464, 31712, 33694, 41216, 43792, 45586, 50048, 55496, 60928, 63424, 67388, 82432, 87584, 91172, 100096, 110992, 117929, 126848, 134776, 159551, 175168, 182344, 200192, 221984, 235858, 253696, 269552, 319102, 350336, 364688, 387481, 443968, 471716, 507392, 539104, 638204, 700672, 729376, 774962, 887936, 943432, 1078208, 1276408, 1401344, 1458752, 1549924, 1775872, 1886864, 2156416, 2552816, 2712367, 2917504, 3099848, 3551744, 3773728, 4312832, 5105632, 5424734, 5835008, 6199696, 7547456, 8625664, 10211264, 10849468, 11670016, 12399392, 15094912, 20422528, 21698936, 24798784, 30189824, 40845056, 43397872, 49597568, 60379648, 81690112, 86795744, 99195136, 173591488, 198390272, 347182976, 694365952, 1388731904]

約数ペア:

[(1, 1388731904), (2, 694365952), (4, 347182976), (7, 198390272), (8, 173591488), (14, 99195136), (16, 86795744), (17, 81690112), (23, 60379648), (28, 49597568), (32, 43397872), (34, 40845056), (46, 30189824), (56, 24798784), (64, 21698936), (68, 20422528), (92, 15094912), (112, 12399392), (119, 11670016), (128, 10849468), (136, 10211264), (161, 8625664), (184, 7547456), (224, 6199696), (238, 5835008), (256, 5424734), (272, 5105632), (322, 4312832), (368, 3773728), (391, 3551744), (448, 3099848), (476, 2917504), (512, 2712367), (544, 2552816), (644, 2156416), (736, 1886864), (782, 1775872), (896, 1549924), (952, 1458752), (991, 1401344), (1088, 1276408), (1288, 1078208), (1472, 943432), (1564, 887936), (1792, 774962), (1904, 729376), (1982, 700672), (2176, 638204), (2576, 539104), (2737, 507392), (2944, 471716), (3128, 443968), (3584, 387481), (3808, 364688), (3964, 350336), (4352, 319102), (5152, 269552), (5474, 253696), (5888, 235858), (6256, 221984), (6937, 200192), (7616, 182344), (7928, 175168), (8704, 159551), (10304, 134776), (10948, 126848), (11776, 117929), (12512, 110992), (13874, 100096), (15232, 91172), (15856, 87584), (16847, 82432), (20608, 67388), (21896, 63424), (22793, 60928), (25024, 55496), (27748, 50048), (30464, 45586), (31712, 43792), (33694, 41216)]