2187675

素因数分解:

$3^3\times 5^2\times 7^1\times {\mathrm{463}}^1$

素因数の和:489

約数の個数: 48

約数和(自身を含む): 4602880

約数和(自身を除く): 2415205

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 105, 135, 175, 189, 225, 315, 463, 525, 675, 945, 1389, 1575, 2315, 3241, 4167, 4725, 6945, 9723, 11575, 12501, 16205, 20835, 29169, 34725, 48615, 62505, 81025, 87507, 104175, 145845, 243075, 312525, 437535, 729225, 2187675]

約数ペア:

[(1, 2187675), (3, 729225), (5, 437535), (7, 312525), (9, 243075), (15, 145845), (21, 104175), (25, 87507), (27, 81025), (35, 62505), (45, 48615), (63, 34725), (75, 29169), (105, 20835), (135, 16205), (175, 12501), (189, 11575), (225, 9723), (315, 6945), (463, 4725), (525, 4167), (675, 3241), (945, 2315), (1389, 1575)]