87429897

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{2243}}^1$

素因数の和:2381

約数の個数: 24

約数和(自身を含む): 130223808

約数和(自身を除く): 42793911

約数列:

[1, 3, 9, 61, 71, 183, 213, 549, 639, 2243, 4331, 6729, 12993, 20187, 38979, 136823, 159253, 410469, 477759, 1231407, 1433277, 9714433, 29143299, 87429897]

約数ペア:

[(1, 87429897), (3, 29143299), (9, 9714433), (61, 1433277), (71, 1231407), (183, 477759), (213, 410469), (549, 159253), (639, 136823), (2243, 38979), (4331, 20187), (6729, 12993)]