28808556

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{7297}}^1$

素因数の和:7358

約数の個数: 48

約数和(自身を含む): 78468096

約数和(自身を除く): 49659540

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 47, 84, 94, 141, 188, 282, 329, 564, 658, 987, 1316, 1974, 3948, 7297, 14594, 21891, 29188, 43782, 51079, 87564, 102158, 153237, 204316, 306474, 342959, 612948, 685918, 1028877, 1371836, 2057754, 2400713, 4115508, 4801426, 7202139, 9602852, 14404278, 28808556]

約数ペア:

[(1, 28808556), (2, 14404278), (3, 9602852), (4, 7202139), (6, 4801426), (7, 4115508), (12, 2400713), (14, 2057754), (21, 1371836), (28, 1028877), (42, 685918), (47, 612948), (84, 342959), (94, 306474), (141, 204316), (188, 153237), (282, 102158), (329, 87564), (564, 51079), (658, 43782), (987, 29188), (1316, 21891), (1974, 14594), (3948, 7297)]