51991995

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{315103}}^1$

素因数の和:315122

約数の個数: 16

約数和(自身を含む): 90749952

約数和(自身を除く): 38757957

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 315103, 945309, 1575515, 3466133, 4726545, 10398399, 17330665, 51991995]

約数ペア:

[(1, 51991995), (3, 17330665), (5, 10398399), (11, 4726545), (15, 3466133), (33, 1575515), (55, 945309), (165, 315103)]