27820795

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{751}}^1$

素因数の和:1026

約数の個数: 16

約数和(自身を含む): 34652160

約数和(自身を除く): 6831365

約数列:

[1, 5, 31, 155, 239, 751, 1195, 3755, 7409, 23281, 37045, 116405, 179489, 897445, 5564159, 27820795]

約数ペア:

[(1, 27820795), (5, 5564159), (31, 897445), (155, 179489), (239, 116405), (751, 37045), (1195, 23281), (3755, 7409)]