253740033

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{263}}^1\times {\mathrm{277}}^1$

素因数の和:595

約数の個数: 40

約数和(自身を含む): 390739008

約数和(自身を除く): 136998975

約数列:

[1, 3, 9, 27, 43, 81, 129, 263, 277, 387, 789, 831, 1161, 2367, 2493, 3483, 7101, 7479, 11309, 11911, 21303, 22437, 33927, 35733, 72851, 101781, 107199, 218553, 305343, 321597, 655659, 916029, 964791, 1966977, 3132593, 5900931, 9397779, 28193337, 84580011, 253740033]

約数ペア:

[(1, 253740033), (3, 84580011), (9, 28193337), (27, 9397779), (43, 5900931), (81, 3132593), (129, 1966977), (263, 964791), (277, 916029), (387, 655659), (789, 321597), (831, 305343), (1161, 218553), (2367, 107199), (2493, 101781), (3483, 72851), (7101, 35733), (7479, 33927), (11309, 22437), (11911, 21303)]