16405475877

素因数分解:

$3^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{2389031}}^1$

素因数の和:2389153

約数の個数: 24

約数和(自身を含む): 27330526080

約数和(自身を除く): 10925050203

約数列:

[1, 3, 7, 9, 21, 63, 109, 327, 763, 981, 2289, 6867, 2389031, 7167093, 16723217, 21501279, 50169651, 150508953, 260404379, 781213137, 1822830653, 2343639411, 5468491959, 16405475877]

約数ペア:

[(1, 16405475877), (3, 5468491959), (7, 2343639411), (9, 1822830653), (21, 781213137), (63, 260404379), (109, 150508953), (327, 50169651), (763, 21501279), (981, 16723217), (2289, 7167093), (6867, 2389031)]