13781815

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{5591}}^1$

素因数の和:5642

約数の個数: 16

約数和(自身を含む): 18118080

約数和(自身を除く): 4336265

約数列:

[1, 5, 17, 29, 85, 145, 493, 2465, 5591, 27955, 95047, 162139, 475235, 810695, 2756363, 13781815]

約数ペア:

[(1, 13781815), (5, 2756363), (17, 810695), (29, 475235), (85, 162139), (145, 95047), (493, 27955), (2465, 5591)]