89672009

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{251}}^1\times {\mathrm{317}}^1$

素因数の和:605

約数の個数: 24

約数和(自身を含む): 109626048

約数和(自身を除く): 19954039

約数列:

[1, 7, 23, 49, 161, 251, 317, 1127, 1757, 2219, 5773, 7291, 12299, 15533, 40411, 51037, 79567, 282877, 357259, 556969, 1830041, 3898783, 12810287, 89672009]

約数ペア:

[(1, 89672009), (7, 12810287), (23, 3898783), (49, 1830041), (161, 556969), (251, 357259), (317, 282877), (1127, 79567), (1757, 51037), (2219, 40411), (5773, 15533), (7291, 12299)]