28810978

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^2\times {\mathrm{2447}}^1$

素因数の和:2514

約数の個数: 24

約数和(自身を含む): 51172992

約数和(自身を除く): 22362014

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 841, 1682, 2447, 4894, 5887, 11774, 17129, 34258, 70963, 141926, 496741, 993482, 2057927, 4115854, 14405489, 28810978]

約数ペア:

[(1, 28810978), (2, 14405489), (7, 4115854), (14, 2057927), (29, 993482), (58, 496741), (203, 141926), (406, 70963), (841, 34258), (1682, 17129), (2447, 11774), (4894, 5887)]