206842425

素因数分解:

$3^1\times 5^2\times {\mathrm{139}}^1\times {\mathrm{19841}}^1$

素因数の和:19993

約数の個数: 24

約数和(自身を含む): 344457120

約数和(自身を除く): 137614695

約数列:

[1, 3, 5, 15, 25, 75, 139, 417, 695, 2085, 3475, 10425, 19841, 59523, 99205, 297615, 496025, 1488075, 2757899, 8273697, 13789495, 41368485, 68947475, 206842425]

約数ペア:

[(1, 206842425), (3, 68947475), (5, 41368485), (15, 13789495), (25, 8273697), (75, 2757899), (139, 1488075), (417, 496025), (695, 297615), (2085, 99205), (3475, 59523), (10425, 19841)]