28405635

素因数分解:

$3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{23971}}^1$

素因数の和:24058

約数の個数: 16

約数和(自身を含む): 46026240

約数和(自身を除く): 17620605

約数列:

[1, 3, 5, 15, 79, 237, 395, 1185, 23971, 71913, 119855, 359565, 1893709, 5681127, 9468545, 28405635]

約数ペア:

[(1, 28405635), (3, 9468545), (5, 5681127), (15, 1893709), (79, 359565), (237, 119855), (395, 71913), (1185, 23971)]