127972018

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{349}}^1\times {\mathrm{1319}}^1$

素因数の和:1809

約数の個数: 16

約数和(自身を含む): 194040000

約数和(自身を除く): 66067982

約数列:

[1, 2, 139, 278, 349, 698, 1319, 2638, 48511, 97022, 183341, 366682, 460331, 920662, 63986009, 127972018]

約数ペア:

[(1, 127972018), (2, 63986009), (139, 920662), (278, 460331), (349, 366682), (698, 183341), (1319, 97022), (2638, 48511)]