638851134

素因数分解:

$2^1\times 3^1\times {\mathrm{4871}}^1\times {\mathrm{21859}}^1$

素因数の和:26735

約数の個数: 16

約数和(自身を含む): 1278023040

約数和(自身を除く): 639171906

約数列:

[1, 2, 3, 6, 4871, 9742, 14613, 21859, 29226, 43718, 65577, 131154, 106475189, 212950378, 319425567, 638851134]

約数ペア:

[(1, 638851134), (2, 319425567), (3, 212950378), (6, 106475189), (4871, 131154), (9742, 65577), (14613, 43718), (21859, 29226)]