428156950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{658703}}^1$

素因数の和:658728

約数の個数: 24

約数和(自身を含む): 857632608

約数和(自身を除く): 429475658

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 658703, 1317406, 3293515, 6587030, 8563139, 16467575, 17126278, 32935150, 42815695, 85631390, 214078475, 428156950]

約数ペア:

[(1, 428156950), (2, 214078475), (5, 85631390), (10, 42815695), (13, 32935150), (25, 17126278), (26, 16467575), (50, 8563139), (65, 6587030), (130, 3293515), (325, 1317406), (650, 658703)]