198951331865

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{278253611}}^1$

素因数の和:278253640

約数の個数: 16

約数和(自身を含む): 280479640896

約数和(自身を除く): 81528309031

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 278253611, 1391268055, 3060789721, 3617296943, 15303948605, 18086484715, 39790266373, 198951331865]

約数ペア:

[(1, 198951331865), (5, 39790266373), (11, 18086484715), (13, 15303948605), (55, 3617296943), (65, 3060789721), (143, 1391268055), (715, 278253611)]