1323121490

素因数分解:

$2^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{888001}}^1$

素因数の和:888157

約数の個数: 16

約数和(自身を含む): 2397605400

約数和(自身を除く): 1074483910

約数列:

[1, 2, 5, 10, 149, 298, 745, 1490, 888001, 1776002, 4440005, 8880010, 132312149, 264624298, 661560745, 1323121490]

約数ペア:

[(1, 1323121490), (2, 661560745), (5, 264624298), (10, 132312149), (149, 8880010), (298, 4440005), (745, 1776002), (1490, 888001)]