1275367923

素因数分解:

$3^4\times {\mathrm{131}}^1\times {\mathrm{120193}}^1$

素因数の和:120336

約数の個数: 20

約数和(自身を含む): 1919738568

約数和(自身を除く): 644370645

約数列:

[1, 3, 9, 27, 81, 131, 393, 1179, 3537, 10611, 120193, 360579, 1081737, 3245211, 9735633, 15745283, 47235849, 141707547, 425122641, 1275367923]

約数ペア:

[(1, 1275367923), (3, 425122641), (9, 141707547), (27, 47235849), (81, 15745283), (131, 9735633), (393, 3245211), (1179, 1081737), (3537, 360579), (10611, 120193)]