8625448

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{421}}^1$

素因数の和:637

約数の個数: 32

約数和(自身を含む): 17546760

約数和(自身を除く): 8921312

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 197, 394, 421, 788, 842, 1576, 1684, 2561, 3368, 5122, 5473, 10244, 10946, 20488, 21892, 43784, 82937, 165874, 331748, 663496, 1078181, 2156362, 4312724, 8625448]

約数ペア:

[(1, 8625448), (2, 4312724), (4, 2156362), (8, 1078181), (13, 663496), (26, 331748), (52, 165874), (104, 82937), (197, 43784), (394, 21892), (421, 20488), (788, 10946), (842, 10244), (1576, 5473), (1684, 5122), (2561, 3368)]