27028575

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{131}}^2$

素因数の和:285

約数の個数: 54

約数和(自身を含む): 55752632

約数和(自身を除く): 28724057

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 131, 175, 225, 315, 393, 525, 655, 917, 1179, 1575, 1965, 2751, 3275, 4585, 5895, 8253, 9825, 13755, 17161, 22925, 29475, 41265, 51483, 68775, 85805, 120127, 154449, 206325, 257415, 360381, 429025, 600635, 772245, 1081143, 1287075, 1801905, 3003175, 3861225, 5405715, 9009525, 27028575]

約数ペア:

[(1, 27028575), (3, 9009525), (5, 5405715), (7, 3861225), (9, 3003175), (15, 1801905), (21, 1287075), (25, 1081143), (35, 772245), (45, 600635), (63, 429025), (75, 360381), (105, 257415), (131, 206325), (175, 154449), (225, 120127), (315, 85805), (393, 68775), (525, 51483), (655, 41265), (917, 29475), (1179, 22925), (1575, 17161), (1965, 13755), (2751, 9825), (3275, 8253), (4585, 5895)]