1258255

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{131}}^1$

素因数の和:266

約数の個数: 16

約数和(自身を含む): 1625184

約数和(自身を除く): 366929

約数列:

[1, 5, 17, 85, 113, 131, 565, 655, 1921, 2227, 9605, 11135, 14803, 74015, 251651, 1258255]

約数ペア:

[(1, 1258255), (5, 251651), (17, 74015), (85, 14803), (113, 11135), (131, 9605), (565, 2227), (655, 1921)]