30972069

素因数分解:

$3^2\times {\mathrm{31}}^2\times {\mathrm{3581}}^1$

素因数の和:3649

約数の個数: 18

約数和(自身を含む): 46240038

約数和(自身を除く): 15267969

約数列:

[1, 3, 9, 31, 93, 279, 961, 2883, 3581, 8649, 10743, 32229, 111011, 333033, 999099, 3441341, 10324023, 30972069]

約数ペア:

[(1, 30972069), (3, 10324023), (9, 3441341), (31, 999099), (93, 333033), (279, 111011), (961, 32229), (2883, 10743), (3581, 8649)]