12979521

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{6967}}^1$

素因数の和:7002

約数の個数: 20

約数和(自身を含む): 20235072

約数和(自身を除く): 7255551

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 6967, 20901, 62703, 160241, 188109, 480723, 564327, 1442169, 4326507, 12979521]

約数ペア:

[(1, 12979521), (3, 4326507), (9, 1442169), (23, 564327), (27, 480723), (69, 188109), (81, 160241), (207, 62703), (621, 20901), (1863, 6967)]