827831907

素因数分解:

$3^4\times 7^1\times {\mathrm{1460021}}^1$

素因数の和:1460040

約数の個数: 20

約数和(自身を含む): 1413301296

約数和(自身を除く): 585469389

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 1460021, 4380063, 10220147, 13140189, 30660441, 39420567, 91981323, 118261701, 275943969, 827831907]

約数ペア:

[(1, 827831907), (3, 275943969), (7, 118261701), (9, 91981323), (21, 39420567), (27, 30660441), (63, 13140189), (81, 10220147), (189, 4380063), (567, 1460021)]