804929905

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{643}}^1\times {\mathrm{19259}}^1$

素因数の和:19920

約数の個数: 16

約数和(自身を含む): 1041888960

約数和(自身を除く): 236959055

約数列:

[1, 5, 13, 65, 643, 3215, 8359, 19259, 41795, 96295, 250367, 1251835, 12383537, 61917685, 160985981, 804929905]

約数ペア:

[(1, 804929905), (5, 160985981), (13, 61917685), (65, 12383537), (643, 1251835), (3215, 250367), (8359, 96295), (19259, 41795)]