81982478

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{10169}}^1$

素因数の和:10339

約数の個数: 16

約数和(自身を含む): 128142000

約数和(自身を除く): 46159522

約数列:

[1, 2, 29, 58, 139, 278, 4031, 8062, 10169, 20338, 294901, 589802, 1413491, 2826982, 40991239, 81982478]

約数ペア:

[(1, 81982478), (2, 40991239), (29, 2826982), (58, 1413491), (139, 589802), (278, 294901), (4031, 20338), (8062, 10169)]