1222415

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:202

約数の個数: 16

約数和(自身を含む): 1542240

約数和(自身を除く): 319825

約数列:

[1, 5, 41, 67, 89, 205, 335, 445, 2747, 3649, 5963, 13735, 18245, 29815, 244483, 1222415]

約数ペア:

[(1, 1222415), (5, 244483), (41, 29815), (67, 18245), (89, 13735), (205, 5963), (335, 3649), (445, 2747)]