258251379

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{557}}^1\times {\mathrm{4177}}^1$

素因数の和:4774

約数の個数: 16

約数和(自身を含む): 354361248

約数和(自身を除く): 96109869

約数列:

[1, 3, 37, 111, 557, 1671, 4177, 12531, 20609, 61827, 154549, 463647, 2326589, 6979767, 86083793, 258251379]

約数ペア:

[(1, 258251379), (3, 86083793), (37, 6979767), (111, 2326589), (557, 463647), (1671, 154549), (4177, 61827), (12531, 20609)]