248840345

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{57139}}^1$

素因数の和:57224

約数の個数: 16

約数和(自身を含む): 326383680

約数和(自身を除く): 77543335

約数列:

[1, 5, 13, 65, 67, 335, 871, 4355, 57139, 285695, 742807, 3714035, 3828313, 19141565, 49768069, 248840345]

約数ペア:

[(1, 248840345), (5, 49768069), (13, 19141565), (65, 3828313), (67, 3714035), (335, 742807), (871, 285695), (4355, 57139)]