1331431199

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{223507}}^1$

素因数の和:223574

約数の個数: 16

約数和(自身を含む): 1630714368

約数和(自身を除く): 299283169

約数列:

[1, 7, 23, 37, 161, 259, 851, 5957, 223507, 1564549, 5140661, 8269759, 35984627, 57888313, 190204457, 1331431199]

約数ペア:

[(1, 1331431199), (7, 190204457), (23, 57888313), (37, 35984627), (161, 8269759), (259, 5140661), (851, 1564549), (5957, 223507)]