1697616387

素因数分解:

$3^4\times {\mathrm{73}}^1\times {\mathrm{287099}}^1$

素因数の和:287184

約数の個数: 20

約数和(自身を含む): 2570693400

約数和(自身を除く): 873077013

約数列:

[1, 3, 9, 27, 73, 81, 219, 657, 1971, 5913, 287099, 861297, 2583891, 7751673, 20958227, 23255019, 62874681, 188624043, 565872129, 1697616387]

約数ペア:

[(1, 1697616387), (3, 565872129), (9, 188624043), (27, 62874681), (73, 23255019), (81, 20958227), (219, 7751673), (657, 2583891), (1971, 861297), (5913, 287099)]