1997250304

素因数分解:

$2^8\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1237}}^1$

素因数の和:1330

約数の個数: 144

約数和(自身を含む): 4919237568

約数和(自身を除く): 2921987264

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 53, 56, 64, 68, 106, 112, 119, 128, 136, 212, 224, 238, 256, 272, 371, 424, 448, 476, 544, 742, 848, 896, 901, 952, 1088, 1237, 1484, 1696, 1792, 1802, 1904, 2176, 2474, 2968, 3392, 3604, 3808, 4352, 4948, 5936, 6307, 6784, 7208, 7616, 8659, 9896, 11872, 12614, 13568, 14416, 15232, 17318, 19792, 21029, 23744, 25228, 28832, 30464, 34636, 39584, 42058, 47488, 50456, 57664, 65561, 69272, 79168, 84116, 94976, 100912, 115328, 131122, 138544, 147203, 158336, 168232, 201824, 230656, 262244, 277088, 294406, 316672, 336464, 403648, 458927, 524488, 554176, 588812, 672928, 807296, 917854, 1048976, 1108352, 1114537, 1177624, 1345856, 1614592, 1835708, 2097952, 2216704, 2229074, 2355248, 2691712, 3671416, 4195904, 4458148, 4710496, 5383424, 7342832, 7801759, 8391808, 8916296, 9420992, 14685664, 15603518, 16783616, 17832592, 18841984, 29371328, 31207036, 35665184, 37683968, 58742656, 62414072, 71330368, 117485312, 124828144, 142660736, 249656288, 285321472, 499312576, 998625152, 1997250304]

約数ペア:

[(1, 1997250304), (2, 998625152), (4, 499312576), (7, 285321472), (8, 249656288), (14, 142660736), (16, 124828144), (17, 117485312), (28, 71330368), (32, 62414072), (34, 58742656), (53, 37683968), (56, 35665184), (64, 31207036), (68, 29371328), (106, 18841984), (112, 17832592), (119, 16783616), (128, 15603518), (136, 14685664), (212, 9420992), (224, 8916296), (238, 8391808), (256, 7801759), (272, 7342832), (371, 5383424), (424, 4710496), (448, 4458148), (476, 4195904), (544, 3671416), (742, 2691712), (848, 2355248), (896, 2229074), (901, 2216704), (952, 2097952), (1088, 1835708), (1237, 1614592), (1484, 1345856), (1696, 1177624), (1792, 1114537), (1802, 1108352), (1904, 1048976), (2176, 917854), (2474, 807296), (2968, 672928), (3392, 588812), (3604, 554176), (3808, 524488), (4352, 458927), (4948, 403648), (5936, 336464), (6307, 316672), (6784, 294406), (7208, 277088), (7616, 262244), (8659, 230656), (9896, 201824), (11872, 168232), (12614, 158336), (13568, 147203), (14416, 138544), (15232, 131122), (17318, 115328), (19792, 100912), (21029, 94976), (23744, 84116), (25228, 79168), (28832, 69272), (30464, 65561), (34636, 57664), (39584, 50456), (42058, 47488)]