7972281

素因数分解:

$3^2\times {\mathrm{47}}^2\times {\mathrm{401}}^1$

素因数の和:501

約数の個数: 18

約数和(自身を含む): 11795082

約数和(自身を除く): 3822801

約数列:

[1, 3, 9, 47, 141, 401, 423, 1203, 2209, 3609, 6627, 18847, 19881, 56541, 169623, 885809, 2657427, 7972281]

約数ペア:

[(1, 7972281), (3, 2657427), (9, 885809), (47, 169623), (141, 56541), (401, 19881), (423, 18847), (1203, 6627), (2209, 3609)]