249493205

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{617}}^1\times {\mathrm{6221}}^1$

素因数の和:6856

約数の個数: 16

約数和(自身を含む): 322996464

約数和(自身を除く): 73503259

約数列:

[1, 5, 13, 65, 617, 3085, 6221, 8021, 31105, 40105, 80873, 404365, 3838357, 19191785, 49898641, 249493205]

約数ペア:

[(1, 249493205), (5, 49898641), (13, 19191785), (65, 3838357), (617, 404365), (3085, 80873), (6221, 40105), (8021, 31105)]