65561643

素因数分解:

$3^5\times 7^1\times {\mathrm{38543}}^1$

素因数の和:38565

約数の個数: 24

約数和(自身を含む): 112240128

約数和(自身を除く): 46678485

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 38543, 115629, 269801, 346887, 809403, 1040661, 2428209, 3121983, 7284627, 9365949, 21853881, 65561643]

約数ペア:

[(1, 65561643), (3, 21853881), (7, 9365949), (9, 7284627), (21, 3121983), (27, 2428209), (63, 1040661), (81, 809403), (189, 346887), (243, 269801), (567, 115629), (1701, 38543)]