81058785

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{4999}}^1$

素因数の和:5077

約数の個数: 32

約数和(自身を含む): 138240000

約数和(自身を除く): 57181215

約数列:

[1, 3, 5, 15, 23, 47, 69, 115, 141, 235, 345, 705, 1081, 3243, 4999, 5405, 14997, 16215, 24995, 74985, 114977, 234953, 344931, 574885, 704859, 1174765, 1724655, 3524295, 5403919, 16211757, 27019595, 81058785]

約数ペア:

[(1, 81058785), (3, 27019595), (5, 16211757), (15, 5403919), (23, 3524295), (47, 1724655), (69, 1174765), (115, 704859), (141, 574885), (235, 344931), (345, 234953), (705, 114977), (1081, 74985), (3243, 24995), (4999, 16215), (5405, 14997)]