28269915

素因数分解:

$3^1\times 5^1\times {\mathrm{1231}}^1\times {\mathrm{1531}}^1$

素因数の和:2770

約数の個数: 16

約数和(自身を含む): 45298176

約数和(自身を除く): 17028261

約数列:

[1, 3, 5, 15, 1231, 1531, 3693, 4593, 6155, 7655, 18465, 22965, 1884661, 5653983, 9423305, 28269915]

約数ペア:

[(1, 28269915), (3, 9423305), (5, 5653983), (15, 1884661), (1231, 22965), (1531, 18465), (3693, 7655), (4593, 6155)]