7249257

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{2887}}^1$

素因数の和:2930

約数の個数: 20

約数和(自身を含む): 11182336

約数和(自身を除く): 3933079

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 2887, 8661, 25983, 77949, 89497, 233847, 268491, 805473, 2416419, 7249257]

約数ペア:

[(1, 7249257), (3, 2416419), (9, 805473), (27, 268491), (31, 233847), (81, 89497), (93, 77949), (279, 25983), (837, 8661), (2511, 2887)]