85847145

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{263}}^1\times {\mathrm{463}}^1$

素因数の和:781

約数の個数: 32

約数和(自身を含む): 141115392

約数和(自身を除く): 55268247

約数列:

[1, 3, 5, 15, 47, 141, 235, 263, 463, 705, 789, 1315, 1389, 2315, 3945, 6945, 12361, 21761, 37083, 61805, 65283, 108805, 121769, 185415, 326415, 365307, 608845, 1826535, 5723143, 17169429, 28615715, 85847145]

約数ペア:

[(1, 85847145), (3, 28615715), (5, 17169429), (15, 5723143), (47, 1826535), (141, 608845), (235, 365307), (263, 326415), (463, 185415), (705, 121769), (789, 108805), (1315, 65283), (1389, 61805), (2315, 37083), (3945, 21761), (6945, 12361)]