168221529

素因数分解:

$3^4\times 7^1\times {\mathrm{296687}}^1$

素因数の和:296706

約数の個数: 20

約数和(自身を含む): 287193984

約数和(自身を除く): 118972455

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 296687, 890061, 2076809, 2670183, 6230427, 8010549, 18691281, 24031647, 56073843, 168221529]

約数ペア:

[(1, 168221529), (3, 56073843), (7, 24031647), (9, 18691281), (21, 8010549), (27, 6230427), (63, 2670183), (81, 2076809), (189, 890061), (567, 296687)]