121411264

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1999}}^1$

素因数の和:2097

約数の個数: 56

約数和(自身を含む): 263144000

約数和(自身を除く): 141732736

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 73, 104, 146, 208, 292, 416, 584, 832, 949, 1168, 1898, 1999, 2336, 3796, 3998, 4672, 7592, 7996, 15184, 15992, 25987, 30368, 31984, 51974, 60736, 63968, 103948, 127936, 145927, 207896, 291854, 415792, 583708, 831584, 1167416, 1663168, 1897051, 2334832, 3794102, 4669664, 7588204, 9339328, 15176408, 30352816, 60705632, 121411264]

約数ペア:

[(1, 121411264), (2, 60705632), (4, 30352816), (8, 15176408), (13, 9339328), (16, 7588204), (26, 4669664), (32, 3794102), (52, 2334832), (64, 1897051), (73, 1663168), (104, 1167416), (146, 831584), (208, 583708), (292, 415792), (416, 291854), (584, 207896), (832, 145927), (949, 127936), (1168, 103948), (1898, 63968), (1999, 60736), (2336, 51974), (3796, 31984), (3998, 30368), (4672, 25987), (7592, 15992), (7996, 15184)]