1321566393

素因数分解:

$3^1\times 7^1\times {\mathrm{3571}}^1\times {\mathrm{17623}}^1$

素因数の和:21204

約数の個数: 16

約数和(自身を含む): 2014493696

約数和(自身を除く): 692927303

約数列:

[1, 3, 7, 21, 3571, 10713, 17623, 24997, 52869, 74991, 123361, 370083, 62931733, 188795199, 440522131, 1321566393]

約数ペア:

[(1, 1321566393), (3, 440522131), (7, 188795199), (21, 62931733), (3571, 370083), (10713, 123361), (17623, 74991), (24997, 52869)]