1302399

素因数分解:

$3^4\times 7^1\times {\mathrm{2297}}^1$

素因数の和:2316

約数の個数: 20

約数和(自身を含む): 2224464

約数和(自身を除く): 922065

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 2297, 6891, 16079, 20673, 48237, 62019, 144711, 186057, 434133, 1302399]

約数ペア:

[(1, 1302399), (3, 434133), (7, 186057), (9, 144711), (21, 62019), (27, 48237), (63, 20673), (81, 16079), (189, 6891), (567, 2297)]