28131305

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{10211}}^1$

素因数の和:10264

約数の個数: 16

約数和(自身を含む): 36763200

約数和(自身を除く): 8631895

約数列:

[1, 5, 19, 29, 95, 145, 551, 2755, 10211, 51055, 194009, 296119, 970045, 1480595, 5626261, 28131305]

約数ペア:

[(1, 28131305), (5, 5626261), (19, 1480595), (29, 970045), (95, 296119), (145, 194009), (551, 51055), (2755, 10211)]