7638169

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{383}}^1$

素因数の和:445

約数の個数: 24

約数和(自身を含む): 9980928

約数和(自身を除く): 2342759

約数列:

[1, 7, 11, 37, 49, 77, 259, 383, 407, 539, 1813, 2681, 2849, 4213, 14171, 18767, 19943, 29491, 99197, 155881, 206437, 694379, 1091167, 7638169]

約数ペア:

[(1, 7638169), (7, 1091167), (11, 694379), (37, 206437), (49, 155881), (77, 99197), (259, 29491), (383, 19943), (407, 18767), (539, 14171), (1813, 4213), (2681, 2849)]