2145278541

素因数分解:

$3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{373}}^1\times {\mathrm{2659}}^1$

素因数の和:3145

約数の個数: 32

約数和(自身を含む): 3310827520

約数和(自身を除く): 1165548979

約数列:

[1, 3, 7, 21, 103, 309, 373, 721, 1119, 2163, 2611, 2659, 7833, 7977, 18613, 38419, 55839, 115257, 268933, 273877, 806799, 821631, 991807, 1917139, 2975421, 5751417, 6942649, 20827947, 102156121, 306468363, 715092847, 2145278541]

約数ペア:

[(1, 2145278541), (3, 715092847), (7, 306468363), (21, 102156121), (103, 20827947), (309, 6942649), (373, 5751417), (721, 2975421), (1119, 1917139), (2163, 991807), (2611, 821631), (2659, 806799), (7833, 273877), (7977, 268933), (18613, 115257), (38419, 55839)]