12500215

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{331}}^1$

素因数の和:439

約数の個数: 32

約数和(自身を含む): 18740736

約数和(自身を除く): 6240521

約数列:

[1, 5, 7, 13, 35, 65, 83, 91, 331, 415, 455, 581, 1079, 1655, 2317, 2905, 4303, 5395, 7553, 11585, 21515, 27473, 30121, 37765, 137365, 150605, 192311, 357149, 961555, 1785745, 2500043, 12500215]

約数ペア:

[(1, 12500215), (5, 2500043), (7, 1785745), (13, 961555), (35, 357149), (65, 192311), (83, 150605), (91, 137365), (331, 37765), (415, 30121), (455, 27473), (581, 21515), (1079, 11585), (1655, 7553), (2317, 5395), (2905, 4303)]