2778312095

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{8419}}^1\times {\mathrm{5077}}^1$

素因数の和:13514

約数の個数: 16

約数和(自身を含む): 3591567840

約数和(自身を除く): 813255745

約数列:

[1, 5, 13, 65, 5077, 8419, 25385, 42095, 66001, 109447, 330005, 547235, 42743263, 213716315, 555662419, 2778312095]

約数ペア:

[(1, 2778312095), (5, 555662419), (13, 213716315), (65, 42743263), (5077, 547235), (8419, 330005), (25385, 109447), (42095, 66001)]