389198547

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{271}}^1\times {\mathrm{1237}}^1$

素因数の和:1560

約数の個数: 32

約数和(自身を含む): 592655360

約数和(自身を除く): 203456813

約数列:

[1, 3, 9, 27, 43, 129, 271, 387, 813, 1161, 1237, 2439, 3711, 7317, 11133, 11653, 33399, 34959, 53191, 104877, 159573, 314631, 335227, 478719, 1005681, 1436157, 3017043, 9051129, 14414761, 43244283, 129732849, 389198547]

約数ペア:

[(1, 389198547), (3, 129732849), (9, 43244283), (27, 14414761), (43, 9051129), (129, 3017043), (271, 1436157), (387, 1005681), (813, 478719), (1161, 335227), (1237, 314631), (2439, 159573), (3711, 104877), (7317, 53191), (11133, 34959), (11653, 33399)]