28808305

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{397}}^1\times {\mathrm{631}}^1$

素因数の和:1056

約数の個数: 16

約数和(自身を含む): 36221184

約数和(自身を除く): 7412879

約数列:

[1, 5, 23, 115, 397, 631, 1985, 3155, 9131, 14513, 45655, 72565, 250507, 1252535, 5761661, 28808305]

約数ペア:

[(1, 28808305), (5, 5761661), (23, 1252535), (115, 250507), (397, 72565), (631, 45655), (1985, 14513), (3155, 9131)]