31870905

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{829}}^1$

素因数の和:1081

約数の個数: 32

約数和(自身を含む): 55935360

約数和(自身を除く): 24064455

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 233, 699, 829, 1165, 2487, 2563, 3495, 4145, 7689, 9119, 12435, 12815, 27357, 38445, 45595, 136785, 193157, 579471, 965785, 2124727, 2897355, 6374181, 10623635, 31870905]

約数ペア:

[(1, 31870905), (3, 10623635), (5, 6374181), (11, 2897355), (15, 2124727), (33, 965785), (55, 579471), (165, 193157), (233, 136785), (699, 45595), (829, 38445), (1165, 27357), (2487, 12815), (2563, 12435), (3495, 9119), (4145, 7689)]