489407568

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{784307}}^1$

素因数の和:784331

約数の個数: 40

約数和(自身を含む): 1361558688

約数和(自身を除く): 872151120

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 784307, 1568614, 2352921, 3137228, 4705842, 6274456, 9411684, 10195991, 12548912, 18823368, 20391982, 30587973, 37646736, 40783964, 61175946, 81567928, 122351892, 163135856, 244703784, 489407568]

約数ペア:

[(1, 489407568), (2, 244703784), (3, 163135856), (4, 122351892), (6, 81567928), (8, 61175946), (12, 40783964), (13, 37646736), (16, 30587973), (24, 20391982), (26, 18823368), (39, 12548912), (48, 10195991), (52, 9411684), (78, 6274456), (104, 4705842), (156, 3137228), (208, 2352921), (312, 1568614), (624, 784307)]