2013238647

素因数分解:

$3^2\times 7^2\times {\mathrm{4565167}}^1$

素因数の和:4565187

約数の個数: 18

約数和(自身を含む): 3382789488

約数和(自身を除く): 1369550841

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 4565167, 13695501, 31956169, 41086503, 95868507, 223693183, 287605521, 671079549, 2013238647]

約数ペア:

[(1, 2013238647), (3, 671079549), (7, 287605521), (9, 223693183), (21, 95868507), (49, 41086503), (63, 31956169), (147, 13695501), (441, 4565167)]