18472425

素因数分解:

$3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{3469}}^1$

素因数の和:3553

約数の個数: 24

約数和(自身を含む): 30980160

約数和(自身を除く): 12507735

約数列:

[1, 3, 5, 15, 25, 71, 75, 213, 355, 1065, 1775, 3469, 5325, 10407, 17345, 52035, 86725, 246299, 260175, 738897, 1231495, 3694485, 6157475, 18472425]

約数ペア:

[(1, 18472425), (3, 6157475), (5, 3694485), (15, 1231495), (25, 738897), (71, 260175), (75, 246299), (213, 86725), (355, 52035), (1065, 17345), (1775, 10407), (3469, 5325)]