28431565

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{14543}}^1$

素因数の和:14588

約数の個数: 16

約数和(自身を含む): 37698048

約数和(自身を除く): 9266483

約数列:

[1, 5, 17, 23, 85, 115, 391, 1955, 14543, 72715, 247231, 334489, 1236155, 1672445, 5686313, 28431565]

約数ペア:

[(1, 28431565), (5, 5686313), (17, 1672445), (23, 1236155), (85, 334489), (115, 247231), (391, 72715), (1955, 14543)]