31305267

素因数分解:

$3^2\times 7^3\times {\mathrm{10141}}^1$

素因数の和:10168

約数の個数: 24

約数和(自身を含む): 52738400

約数和(自身を除く): 21433133

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 3087, 10141, 30423, 70987, 91269, 212961, 496909, 638883, 1490727, 3478363, 4472181, 10435089, 31305267]

約数ペア:

[(1, 31305267), (3, 10435089), (7, 4472181), (9, 3478363), (21, 1490727), (49, 638883), (63, 496909), (147, 212961), (343, 91269), (441, 70987), (1029, 30423), (3087, 10141)]