30995181

素因数分解:

$3^2\times 7^1\times {\mathrm{373}}^1\times {\mathrm{1319}}^1$

素因数の和:1705

約数の個数: 24

約数和(自身を含む): 51342720

約数和(自身を除く): 20347539

約数列:

[1, 3, 7, 9, 21, 63, 373, 1119, 1319, 2611, 3357, 3957, 7833, 9233, 11871, 23499, 27699, 83097, 491987, 1475961, 3443909, 4427883, 10331727, 30995181]

約数ペア:

[(1, 30995181), (3, 10331727), (7, 4427883), (9, 3443909), (21, 1475961), (63, 491987), (373, 83097), (1119, 27699), (1319, 23499), (2611, 11871), (3357, 9233), (3957, 7833)]