206890929

素因数分解:

$3^6\times 7^1\times {\mathrm{40543}}^1$

素因数の和:40568

約数の個数: 28

約数和(自身を含む): 354516736

約数和(自身を除く): 147625807

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 1701, 5103, 40543, 121629, 283801, 364887, 851403, 1094661, 2554209, 3283983, 7662627, 9851949, 22987881, 29555847, 68963643, 206890929]

約数ペア:

[(1, 206890929), (3, 68963643), (7, 29555847), (9, 22987881), (21, 9851949), (27, 7662627), (63, 3283983), (81, 2554209), (189, 1094661), (243, 851403), (567, 364887), (729, 283801), (1701, 121629), (5103, 40543)]