408080056

素因数分解:

$2^3\times {\mathrm{401}}^1\times {\mathrm{127207}}^1$

素因数の和:127614

約数の個数: 16

約数和(自身を含む): 767064240

約数和(自身を除く): 358984184

約数列:

[1, 2, 4, 8, 401, 802, 1604, 3208, 127207, 254414, 508828, 1017656, 51010007, 102020014, 204040028, 408080056]

約数ペア:

[(1, 408080056), (2, 204040028), (4, 102020014), (8, 51010007), (401, 1017656), (802, 508828), (1604, 254414), (3208, 127207)]