56278456

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{1499}}^1$

素因数の和:1556

約数の個数: 48

約数和(自身を含む): 120015000

約数和(自身を除く): 63736544

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 361, 494, 722, 988, 1444, 1499, 1976, 2888, 2998, 4693, 5996, 9386, 11992, 18772, 19487, 28481, 37544, 38974, 56962, 77948, 113924, 155896, 227848, 370253, 541139, 740506, 1082278, 1481012, 2164556, 2962024, 4329112, 7034807, 14069614, 28139228, 56278456]

約数ペア:

[(1, 56278456), (2, 28139228), (4, 14069614), (8, 7034807), (13, 4329112), (19, 2962024), (26, 2164556), (38, 1481012), (52, 1082278), (76, 740506), (104, 541139), (152, 370253), (247, 227848), (361, 155896), (494, 113924), (722, 77948), (988, 56962), (1444, 38974), (1499, 37544), (1976, 28481), (2888, 19487), (2998, 18772), (4693, 11992), (5996, 9386)]