2807357

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:137

約数の個数: 24

約数和(自身を含む): 3545856

約数和(自身を除く): 738499

約数列:

[1, 7, 23, 47, 49, 53, 161, 329, 371, 1081, 1127, 1219, 2303, 2491, 2597, 7567, 8533, 17437, 52969, 57293, 59731, 122059, 401051, 2807357]

約数ペア:

[(1, 2807357), (7, 401051), (23, 122059), (47, 59731), (49, 57293), (53, 52969), (161, 17437), (329, 8533), (371, 7567), (1081, 2597), (1127, 2491), (1219, 2303)]