78490798

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{349}}^1\times {\mathrm{809}}^1$

素因数の和:1299

約数の個数: 16

約数和(自身を含む): 119070000

約数和(自身を除く): 40579202

約数列:

[1, 2, 139, 278, 349, 698, 809, 1618, 48511, 97022, 112451, 224902, 282341, 564682, 39245399, 78490798]

約数ペア:

[(1, 78490798), (2, 39245399), (139, 564682), (278, 282341), (349, 224902), (698, 112451), (809, 97022), (1618, 48511)]