201620555

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1\times {\mathrm{3461}}^1$

素因数の和:3718

約数の個数: 16

約数和(自身を含む): 247269888

約数和(自身を除く): 45649333

約数列:

[1, 5, 61, 191, 305, 955, 3461, 11651, 17305, 58255, 211121, 661051, 1055605, 3305255, 40324111, 201620555]

約数ペア:

[(1, 201620555), (5, 40324111), (61, 3305255), (191, 1055605), (305, 661051), (955, 211121), (3461, 58255), (11651, 17305)]