489242

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{607}}^1$

素因数の和:653

約数の個数: 16

約数和(自身を含む): 817152

約数和(自身を除く): 327910

約数列:

[1, 2, 13, 26, 31, 62, 403, 607, 806, 1214, 7891, 15782, 18817, 37634, 244621, 489242]

約数ペア:

[(1, 489242), (2, 244621), (13, 37634), (26, 18817), (31, 15782), (62, 7891), (403, 1214), (607, 806)]