12173235

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{557}}^1$

素因数の和:643

約数の個数: 32

約数和(自身を含む): 20570112

約数和(自身を除く): 8396877

約数列:

[1, 3, 5, 15, 31, 47, 93, 141, 155, 235, 465, 557, 705, 1457, 1671, 2785, 4371, 7285, 8355, 17267, 21855, 26179, 51801, 78537, 86335, 130895, 259005, 392685, 811549, 2434647, 4057745, 12173235]

約数ペア:

[(1, 12173235), (3, 4057745), (5, 2434647), (15, 811549), (31, 392685), (47, 259005), (93, 130895), (141, 86335), (155, 78537), (235, 51801), (465, 26179), (557, 21855), (705, 17267), (1457, 8355), (1671, 7285), (2785, 4371)]