7821495

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{229}}^1$

素因数の和:277

約数の個数: 64

約数和(自身を含む): 15897600

約数和(自身を除く): 8076105

約数列:

[1, 3, 5, 9, 11, 15, 23, 27, 33, 45, 55, 69, 99, 115, 135, 165, 207, 229, 253, 297, 345, 495, 621, 687, 759, 1035, 1145, 1265, 1485, 2061, 2277, 2519, 3105, 3435, 3795, 5267, 6183, 6831, 7557, 10305, 11385, 12595, 15801, 22671, 26335, 30915, 34155, 37785, 47403, 57937, 68013, 79005, 113355, 142209, 173811, 237015, 289685, 340065, 521433, 711045, 869055, 1564299, 2607165, 7821495]

約数ペア:

[(1, 7821495), (3, 2607165), (5, 1564299), (9, 869055), (11, 711045), (15, 521433), (23, 340065), (27, 289685), (33, 237015), (45, 173811), (55, 142209), (69, 113355), (99, 79005), (115, 68013), (135, 57937), (165, 47403), (207, 37785), (229, 34155), (253, 30915), (297, 26335), (345, 22671), (495, 15801), (621, 12595), (687, 11385), (759, 10305), (1035, 7557), (1145, 6831), (1265, 6183), (1485, 5267), (2061, 3795), (2277, 3435), (2519, 3105)]