1991266

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{379}}^1$

素因数の和:489

約数の個数: 16

約数和(自身を含む): 3119040

約数和(自身を除く): 1127774

約数列:

[1, 2, 37, 71, 74, 142, 379, 758, 2627, 5254, 14023, 26909, 28046, 53818, 995633, 1991266]

約数ペア:

[(1, 1991266), (2, 995633), (37, 53818), (71, 28046), (74, 26909), (142, 14023), (379, 5254), (758, 2627)]