1665683643

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{20743}}^1$

素因数の和:20859

約数の個数: 32

約数和(自身を含む): 2509194240

約数和(自身を除く): 843510597

約数列:

[1, 3, 13, 29, 39, 71, 87, 213, 377, 923, 1131, 2059, 2769, 6177, 20743, 26767, 62229, 80301, 269659, 601547, 808977, 1472753, 1804641, 4418259, 7820111, 19145789, 23460333, 42709837, 57437367, 128129511, 555227881, 1665683643]

約数ペア:

[(1, 1665683643), (3, 555227881), (13, 128129511), (29, 57437367), (39, 42709837), (71, 23460333), (87, 19145789), (213, 7820111), (377, 4418259), (923, 1804641), (1131, 1472753), (2059, 808977), (2769, 601547), (6177, 269659), (20743, 80301), (26767, 62229)]