221564733

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{32839}}^1$

素因数の和:33028

約数の個数: 16

約数和(自身を含む): 319992960

約数和(自身を除く): 98428227

約数列:

[1, 3, 13, 39, 173, 519, 2249, 6747, 32839, 98517, 426907, 1280721, 5681147, 17043441, 73854911, 221564733]

約数ペア:

[(1, 221564733), (3, 73854911), (13, 17043441), (39, 5681147), (173, 1280721), (519, 426907), (2249, 98517), (6747, 32839)]