1310221490

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1297249}}^1$

素因数の和:1297357

約数の個数: 16

約数和(自身を含む): 2381751000

約数和(自身を除く): 1071529510

約数列:

[1, 2, 5, 10, 101, 202, 505, 1010, 1297249, 2594498, 6486245, 12972490, 131022149, 262044298, 655110745, 1310221490]

約数ペア:

[(1, 1310221490), (2, 655110745), (5, 262044298), (10, 131022149), (101, 12972490), (202, 6486245), (505, 2594498), (1010, 1297249)]