258738389

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{42437}}^1$

素因数の和:42524

約数の個数: 16

約数和(自身を含む): 323207808

約数和(自身を除く): 64469419

約数列:

[1, 7, 13, 67, 91, 469, 871, 6097, 42437, 297059, 551681, 2843279, 3861767, 19902953, 36962627, 258738389]

約数ペア:

[(1, 258738389), (7, 36962627), (13, 19902953), (67, 3861767), (91, 2843279), (469, 551681), (871, 297059), (6097, 42437)]