28235832430

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{217198711}}^1$

素因数の和:217198731

約数の個数: 16

約数和(自身を含む): 54734075424

約数和(自身を除く): 26498242994

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 217198711, 434397422, 1085993555, 2171987110, 2823583243, 5647166486, 14117916215, 28235832430]

約数ペア:

[(1, 28235832430), (2, 14117916215), (5, 5647166486), (10, 2823583243), (13, 2171987110), (26, 1085993555), (65, 434397422), (130, 217198711)]