31103215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1061}}^1$

素因数の和:1131

約数の個数: 32

約数和(自身を含む): 44960832

約数和(自身を除く): 13857617

約数列:

[1, 5, 11, 13, 41, 55, 65, 143, 205, 451, 533, 715, 1061, 2255, 2665, 5305, 5863, 11671, 13793, 29315, 43501, 58355, 68965, 151723, 217505, 478511, 565513, 758615, 2392555, 2827565, 6220643, 31103215]

約数ペア:

[(1, 31103215), (5, 6220643), (11, 2827565), (13, 2392555), (41, 758615), (55, 565513), (65, 478511), (143, 217505), (205, 151723), (451, 68965), (533, 58355), (715, 43501), (1061, 29315), (2255, 13793), (2665, 11671), (5305, 5863)]