69247381

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{67}}^1\times {\mathrm{409}}^1$

素因数の和:521

約数の個数: 24

約数和(自身を含む): 84978240

約数和(自身を除く): 15730859

約数列:

[1, 7, 19, 67, 133, 361, 409, 469, 1273, 2527, 2863, 7771, 8911, 24187, 27403, 54397, 147649, 169309, 191821, 520657, 1033543, 3644599, 9892483, 69247381]

約数ペア:

[(1, 69247381), (7, 9892483), (19, 3644599), (67, 1033543), (133, 520657), (361, 191821), (409, 169309), (469, 147649), (1273, 54397), (2527, 27403), (2863, 24187), (7771, 8911)]