25770143

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{2389}}^1$

素因数の和:2486

約数の個数: 16

約数和(自身を含む): 31203840

約数和(自身を除く): 5433697

約数列:

[1, 7, 23, 67, 161, 469, 1541, 2389, 10787, 16723, 54947, 160063, 384629, 1120441, 3681449, 25770143]

約数ペア:

[(1, 25770143), (7, 3681449), (23, 1120441), (67, 384629), (161, 160063), (469, 54947), (1541, 16723), (2389, 10787)]