27680505

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{1487}}^1$

素因数の和:1585

約数の個数: 32

約数和(自身を含む): 47568384

約数和(自身を除く): 19887879

約数列:

[1, 3, 5, 15, 17, 51, 73, 85, 219, 255, 365, 1095, 1241, 1487, 3723, 4461, 6205, 7435, 18615, 22305, 25279, 75837, 108551, 126395, 325653, 379185, 542755, 1628265, 1845367, 5536101, 9226835, 27680505]

約数ペア:

[(1, 27680505), (3, 9226835), (5, 5536101), (15, 1845367), (17, 1628265), (51, 542755), (73, 379185), (85, 325653), (219, 126395), (255, 108551), (365, 75837), (1095, 25279), (1241, 22305), (1487, 18615), (3723, 7435), (4461, 6205)]