1261757

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{461}}^1$

素因数の和:508

約数の個数: 16

約数和(自身を含む): 1596672

約数和(自身を除く): 334915

約数列:

[1, 7, 17, 23, 119, 161, 391, 461, 2737, 3227, 7837, 10603, 54859, 74221, 180251, 1261757]

約数ペア:

[(1, 1261757), (7, 180251), (17, 74221), (23, 54859), (119, 10603), (161, 7837), (391, 3227), (461, 2737)]