28419376

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{641}}^1$

素因数の和:829

約数の個数: 40

約数和(自身を含む): 58750704

約数和(自身を除く): 30331328

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 163, 272, 326, 641, 652, 1282, 1304, 2564, 2608, 2771, 5128, 5542, 10256, 10897, 11084, 21794, 22168, 43588, 44336, 87176, 104483, 174352, 208966, 417932, 835864, 1671728, 1776211, 3552422, 7104844, 14209688, 28419376]

約数ペア:

[(1, 28419376), (2, 14209688), (4, 7104844), (8, 3552422), (16, 1776211), (17, 1671728), (34, 835864), (68, 417932), (136, 208966), (163, 174352), (272, 104483), (326, 87176), (641, 44336), (652, 43588), (1282, 22168), (1304, 21794), (2564, 11084), (2608, 10897), (2771, 10256), (5128, 5542)]