57169413

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{12781}}^1$

素因数の和:12865

約数の個数: 24

約数和(自身を含む): 95711616

約数和(自身を除く): 38542203

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 4473, 12781, 38343, 89467, 115029, 268401, 805203, 907451, 2722353, 6352157, 8167059, 19056471, 57169413]

約数ペア:

[(1, 57169413), (3, 19056471), (7, 8167059), (9, 6352157), (21, 2722353), (63, 907451), (71, 805203), (213, 268401), (497, 115029), (639, 89467), (1491, 38343), (4473, 12781)]