47474721

素因数分解:

$3^3\times 7^1\times {\mathrm{239}}^1\times {\mathrm{1051}}^1$

素因数の和:1306

約数の個数: 32

約数和(自身を含む): 80793600

約数和(自身を除く): 33318879

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 239, 717, 1051, 1673, 2151, 3153, 5019, 6453, 7357, 9459, 15057, 22071, 28377, 45171, 66213, 198639, 251189, 753567, 1758323, 2260701, 5274969, 6782103, 15824907, 47474721]

約数ペア:

[(1, 47474721), (3, 15824907), (7, 6782103), (9, 5274969), (21, 2260701), (27, 1758323), (63, 753567), (189, 251189), (239, 198639), (717, 66213), (1051, 45171), (1673, 28377), (2151, 22071), (3153, 15057), (5019, 9459), (6453, 7357)]