28519564

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{733}}^1$

素因数の和:945

約数の個数: 24

約数和(自身を含む): 51051168

約数和(自身を除く): 22531604

約数列:

[1, 2, 4, 71, 137, 142, 274, 284, 548, 733, 1466, 2932, 9727, 19454, 38908, 52043, 100421, 104086, 200842, 208172, 401684, 7129891, 14259782, 28519564]

約数ペア:

[(1, 28519564), (2, 14259782), (4, 7129891), (71, 401684), (137, 208172), (142, 200842), (274, 104086), (284, 100421), (548, 52043), (733, 38908), (1466, 19454), (2932, 9727)]