2147872045

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1259749}}^1$

素因数の和:1259796

約数の個数: 16

約数和(自身を含む): 2902464000

約数和(自身を除く): 754591955

約数列:

[1, 5, 11, 31, 55, 155, 341, 1705, 1259749, 6298745, 13857239, 39052219, 69286195, 195261095, 429574409, 2147872045]

約数ペア:

[(1, 2147872045), (5, 429574409), (11, 195261095), (31, 69286195), (55, 39052219), (155, 13857239), (341, 6298745), (1705, 1259749)]