28199708

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{277}}^1\times {\mathrm{821}}^1$

素因数の和:1133

約数の個数: 24

約数和(自身を含む): 51187584

約数和(自身を除く): 22987876

約数列:

[1, 2, 4, 31, 62, 124, 277, 554, 821, 1108, 1642, 3284, 8587, 17174, 25451, 34348, 50902, 101804, 227417, 454834, 909668, 7049927, 14099854, 28199708]

約数ペア:

[(1, 28199708), (2, 14099854), (4, 7049927), (31, 909668), (62, 454834), (124, 227417), (277, 101804), (554, 50902), (821, 34348), (1108, 25451), (1642, 17174), (3284, 8587)]