231711315

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{61057}}^1$

素因数の和:61099

約数の個数: 32

約数和(自身を含む): 422032896

約数和(自身を除く): 190321581

約数列:

[1, 3, 5, 11, 15, 23, 33, 55, 69, 115, 165, 253, 345, 759, 1265, 3795, 61057, 183171, 305285, 671627, 915855, 1404311, 2014881, 3358135, 4212933, 7021555, 10074405, 15447421, 21064665, 46342263, 77237105, 231711315]

約数ペア:

[(1, 231711315), (3, 77237105), (5, 46342263), (11, 21064665), (15, 15447421), (23, 10074405), (33, 7021555), (55, 4212933), (69, 3358135), (115, 2014881), (165, 1404311), (253, 915855), (345, 671627), (759, 305285), (1265, 183171), (3795, 61057)]