28690968

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{70321}}^1$

素因数の和:70347

約数の個数: 32

約数和(自身を含む): 75947760

約数和(自身を除く): 47256792

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 408, 70321, 140642, 210963, 281284, 421926, 562568, 843852, 1195457, 1687704, 2390914, 3586371, 4781828, 7172742, 9563656, 14345484, 28690968]

約数ペア:

[(1, 28690968), (2, 14345484), (3, 9563656), (4, 7172742), (6, 4781828), (8, 3586371), (12, 2390914), (17, 1687704), (24, 1195457), (34, 843852), (51, 562568), (68, 421926), (102, 281284), (136, 210963), (204, 140642), (408, 70321)]