123039441

素因数分解:

$3^2\times 7^2\times {\mathrm{279001}}^1$

素因数の和:279021

約数の個数: 18

約数和(自身を含む): 206740482

約数和(自身を除く): 83701041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 279001, 837003, 1953007, 2511009, 5859021, 13671049, 17577063, 41013147, 123039441]

約数ペア:

[(1, 123039441), (3, 41013147), (7, 17577063), (9, 13671049), (21, 5859021), (49, 2511009), (63, 1953007), (147, 837003), (441, 279001)]