247202291

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{641}}^1\times {\mathrm{1489}}^1$

素因数の和:2174

約数の個数: 16

約数和(自身を含む): 290800320

約数和(自身を除く): 43598029

約数列:

[1, 7, 37, 259, 641, 1489, 4487, 10423, 23717, 55093, 166019, 385651, 954449, 6681143, 35314613, 247202291]

約数ペア:

[(1, 247202291), (7, 35314613), (37, 6681143), (259, 954449), (641, 385651), (1489, 166019), (4487, 55093), (10423, 23717)]