660825

素因数分解:

$3^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1$

素因数の和:119

約数の個数: 48

約数和(自身を含む): 1339200

約数和(自身を除く): 678375

約数列:

[1, 3, 5, 9, 11, 15, 25, 27, 33, 45, 55, 75, 89, 99, 135, 165, 225, 267, 275, 297, 445, 495, 675, 801, 825, 979, 1335, 1485, 2225, 2403, 2475, 2937, 4005, 4895, 6675, 7425, 8811, 12015, 14685, 20025, 24475, 26433, 44055, 60075, 73425, 132165, 220275, 660825]

約数ペア:

[(1, 660825), (3, 220275), (5, 132165), (9, 73425), (11, 60075), (15, 44055), (25, 26433), (27, 24475), (33, 20025), (45, 14685), (55, 12015), (75, 8811), (89, 7425), (99, 6675), (135, 4895), (165, 4005), (225, 2937), (267, 2475), (275, 2403), (297, 2225), (445, 1485), (495, 1335), (675, 979), (801, 825)]