257424155

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{57269}}^1$

素因数の和:57334

約数の個数: 16

約数和(自身を含む): 329875200

約数和(自身を除く): 72451045

約数列:

[1, 5, 29, 31, 145, 155, 899, 4495, 57269, 286345, 1660801, 1775339, 8304005, 8876695, 51484831, 257424155]

約数ペア:

[(1, 257424155), (5, 51484831), (29, 8876695), (31, 8304005), (145, 1775339), (155, 1660801), (899, 286345), (4495, 57269)]