27809416

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{204481}}^1$

素因数の和:204504

約数の個数: 16

約数和(自身を含む): 55210140

約数和(自身を除く): 27400724

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 204481, 408962, 817924, 1635848, 3476177, 6952354, 13904708, 27809416]

約数ペア:

[(1, 27809416), (2, 13904708), (4, 6952354), (8, 3476177), (17, 1635848), (34, 817924), (68, 408962), (136, 204481)]