2125765

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{281}}^1$

素因数の和:392

約数の個数: 16

約数和(自身を含む): 2741040

約数和(自身を除く): 615275

約数列:

[1, 5, 17, 85, 89, 281, 445, 1405, 1513, 4777, 7565, 23885, 25009, 125045, 425153, 2125765]

約数ペア:

[(1, 2125765), (5, 425153), (17, 125045), (85, 25009), (89, 23885), (281, 7565), (445, 4777), (1405, 1513)]