161728641

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{4021}}^1$

素因数の和:4177

約数の個数: 24

約数和(自身を含む): 241561320

約数和(自身を除く): 79832679

約数列:

[1, 3, 9, 41, 109, 123, 327, 369, 981, 4021, 4469, 12063, 13407, 36189, 40221, 164861, 438289, 494583, 1314867, 1483749, 3944601, 17969849, 53909547, 161728641]

約数ペア:

[(1, 161728641), (3, 53909547), (9, 17969849), (41, 3944601), (109, 1483749), (123, 1314867), (327, 494583), (369, 438289), (981, 164861), (4021, 40221), (4469, 36189), (12063, 13407)]