31864935

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{389}}^1$

素因数の和:567

約数の個数: 32

約数和(自身を含む): 52715520

約数和(自身を除く): 20850585

約数列:

[1, 3, 5, 15, 43, 127, 129, 215, 381, 389, 635, 645, 1167, 1905, 1945, 5461, 5835, 16383, 16727, 27305, 49403, 50181, 81915, 83635, 148209, 247015, 250905, 741045, 2124329, 6372987, 10621645, 31864935]

約数ペア:

[(1, 31864935), (3, 10621645), (5, 6372987), (15, 2124329), (43, 741045), (127, 250905), (129, 247015), (215, 148209), (381, 83635), (389, 81915), (635, 50181), (645, 49403), (1167, 27305), (1905, 16727), (1945, 16383), (5461, 5835)]