208089441

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{143609}}^1$

素因数の和:143645

約数の個数: 24

約数和(自身を含む): 358450560

約数和(自身を除く): 150361119

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 143609, 430827, 1005263, 1292481, 3015789, 3303007, 9047367, 9909021, 23121049, 29727063, 69363147, 208089441]

約数ペア:

[(1, 208089441), (3, 69363147), (7, 29727063), (9, 23121049), (21, 9909021), (23, 9047367), (63, 3303007), (69, 3015789), (161, 1292481), (207, 1005263), (483, 430827), (1449, 143609)]