78821062

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{281}}^1\times {\mathrm{1009}}^1$

素因数の和:1431

約数の個数: 16

約数和(自身を含む): 119624400

約数和(自身を除く): 40803338

約数列:

[1, 2, 139, 278, 281, 562, 1009, 2018, 39059, 78118, 140251, 280502, 283529, 567058, 39410531, 78821062]

約数ペア:

[(1, 78821062), (2, 39410531), (139, 567058), (278, 283529), (281, 280502), (562, 140251), (1009, 78118), (2018, 39059)]