253185621

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{341681}}^1$

素因数の和:341716

約数の個数: 16

約数和(自身を含む): 382683840

約数和(自身を除く): 129498219

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 341681, 1025043, 4441853, 6491939, 13325559, 19475817, 84395207, 253185621]

約数ペア:

[(1, 253185621), (3, 84395207), (13, 19475817), (19, 13325559), (39, 6491939), (57, 4441853), (247, 1025043), (741, 341681)]