385207784

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{284917}}^1$

素因数の和:284949

約数の個数: 24

約数和(自身を含む): 782099910

約数和(自身を除く): 396892126

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1352, 284917, 569834, 1139668, 2279336, 3703921, 7407842, 14815684, 29631368, 48150973, 96301946, 192603892, 385207784]

約数ペア:

[(1, 385207784), (2, 192603892), (4, 96301946), (8, 48150973), (13, 29631368), (26, 14815684), (52, 7407842), (104, 3703921), (169, 2279336), (338, 1139668), (676, 569834), (1352, 284917)]