178448913

素因数分解:

$3^4\times {\mathrm{79}}^2\times {\mathrm{353}}^1$

素因数の和:523

約数の個数: 30

約数和(自身を含む): 270753714

約数和(自身を除く): 92304801

約数列:

[1, 3, 9, 27, 79, 81, 237, 353, 711, 1059, 2133, 3177, 6241, 6399, 9531, 18723, 27887, 28593, 56169, 83661, 168507, 250983, 505521, 752949, 2203073, 2258847, 6609219, 19827657, 59482971, 178448913]

約数ペア:

[(1, 178448913), (3, 59482971), (9, 19827657), (27, 6609219), (79, 2258847), (81, 2203073), (237, 752949), (353, 505521), (711, 250983), (1059, 168507), (2133, 83661), (3177, 56169), (6241, 28593), (6399, 27887), (9531, 18723)]