22165905

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1367}}^1$

素因数の和:1445

約数の個数: 32

約数和(自身を含む): 37822464

約数和(自身を除く): 15656559

約数列:

[1, 3, 5, 15, 23, 47, 69, 115, 141, 235, 345, 705, 1081, 1367, 3243, 4101, 5405, 6835, 16215, 20505, 31441, 64249, 94323, 157205, 192747, 321245, 471615, 963735, 1477727, 4433181, 7388635, 22165905]

約数ペア:

[(1, 22165905), (3, 7388635), (5, 4433181), (15, 1477727), (23, 963735), (47, 471615), (69, 321245), (115, 192747), (141, 157205), (235, 94323), (345, 64249), (705, 31441), (1081, 20505), (1367, 16215), (3243, 6835), (4101, 5405)]