123221493

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{52457}}^1$

素因数の和:52498

約数の個数: 20

約数和(自身を含む): 190422540

約数和(自身を除く): 67201047

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 783, 2349, 52457, 157371, 472113, 1416339, 1521253, 4249017, 4563759, 13691277, 41073831, 123221493]

約数ペア:

[(1, 123221493), (3, 41073831), (9, 13691277), (27, 4563759), (29, 4249017), (81, 1521253), (87, 1416339), (261, 472113), (783, 157371), (2349, 52457)]