25585748

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{22133}}^1$

素因数の和:22171

約数の個数: 18

約数和(自身を含む): 47565966

約数和(自身を除く): 21980218

約数列:

[1, 2, 4, 17, 34, 68, 289, 578, 1156, 22133, 44266, 88532, 376261, 752522, 1505044, 6396437, 12792874, 25585748]

約数ペア:

[(1, 25585748), (2, 12792874), (4, 6396437), (17, 1505044), (34, 752522), (68, 376261), (289, 88532), (578, 44266), (1156, 22133)]