72771166

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{499}}^1$

素因数の和:664

約数の個数: 32

約数和(自身を含む): 120960000

約数和(自身を除く): 48188834

約数列:

[1, 2, 13, 26, 71, 79, 142, 158, 499, 923, 998, 1027, 1846, 2054, 5609, 6487, 11218, 12974, 35429, 39421, 70858, 72917, 78842, 145834, 460577, 512473, 921154, 1024946, 2798891, 5597782, 36385583, 72771166]

約数ペア:

[(1, 72771166), (2, 36385583), (13, 5597782), (26, 2798891), (71, 1024946), (79, 921154), (142, 512473), (158, 460577), (499, 145834), (923, 78842), (998, 72917), (1027, 70858), (1846, 39421), (2054, 35429), (5609, 12974), (6487, 11218)]