27720384165

素因数分解:

$3^5\times 5^1\times {\mathrm{863}}^1\times {\mathrm{26437}}^1$

素因数の和:27320

約数の個数: 48

約数和(自身を含む): 49887871488

約数和(自身を除く): 22167487323

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 863, 1215, 2589, 4315, 7767, 12945, 23301, 26437, 38835, 69903, 79311, 116505, 132185, 209709, 237933, 349515, 396555, 713799, 1048545, 1189665, 2141397, 3568995, 6424191, 10706985, 22815131, 32120955, 68445393, 114075655, 205336179, 342226965, 616008537, 1026680895, 1848025611, 3080042685, 5544076833, 9240128055, 27720384165]

約数ペア:

[(1, 27720384165), (3, 9240128055), (5, 5544076833), (9, 3080042685), (15, 1848025611), (27, 1026680895), (45, 616008537), (81, 342226965), (135, 205336179), (243, 114075655), (405, 68445393), (863, 32120955), (1215, 22815131), (2589, 10706985), (4315, 6424191), (7767, 3568995), (12945, 2141397), (23301, 1189665), (26437, 1048545), (38835, 713799), (69903, 396555), (79311, 349515), (116505, 237933), (132185, 209709)]