9979473

素因数分解:

$3^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{2131}}^1$

素因数の和:2364

約数の個数: 16

約数和(自身を含む): 15282176

約数和(自身を除く): 5302703

約数列:

[1, 3, 7, 21, 223, 669, 1561, 2131, 4683, 6393, 14917, 44751, 475213, 1425639, 3326491, 9979473]

約数ペア:

[(1, 9979473), (3, 3326491), (7, 1425639), (21, 475213), (223, 44751), (669, 14917), (1561, 6393), (2131, 4683)]