64971009

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{232871}}^1$

素因数の和:232908

約数の個数: 12

約数和(自身を含む): 96874752

約数和(自身を除く): 31903743

約数列:

[1, 3, 9, 31, 93, 279, 232871, 698613, 2095839, 7219001, 21657003, 64971009]

約数ペア:

[(1, 64971009), (3, 21657003), (9, 7219001), (31, 2095839), (93, 698613), (279, 232871)]