30728929

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1213}}^1$

素因数の和:1285

約数の個数: 24

約数和(自身を含む): 39858048

約数和(自身を除く): 9129119

約数列:

[1, 7, 11, 47, 49, 77, 329, 517, 539, 1213, 2303, 3619, 8491, 13343, 25333, 57011, 59437, 93401, 399077, 627121, 653807, 2793539, 4389847, 30728929]

約数ペア:

[(1, 30728929), (7, 4389847), (11, 2793539), (47, 653807), (49, 627121), (77, 399077), (329, 93401), (517, 59437), (539, 57011), (1213, 25333), (2303, 13343), (3619, 8491)]