1020305

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1427}}^1$

素因数の和:1456

約数の個数: 16

約数和(自身を含む): 1439424

約数和(自身を除く): 419119

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 1427, 7135, 15697, 18551, 78485, 92755, 204061, 1020305]

約数ペア:

[(1, 1020305), (5, 204061), (11, 92755), (13, 78485), (55, 18551), (65, 15697), (143, 7135), (715, 1427)]