12747375

素因数分解:

$3^4\times 5^3\times {\mathrm{1259}}^1$

素因数の和:1286

約数の個数: 40

約数和(自身を含む): 23783760

約数和(自身を除く): 11036385

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 125, 135, 225, 375, 405, 675, 1125, 1259, 2025, 3375, 3777, 6295, 10125, 11331, 18885, 31475, 33993, 56655, 94425, 101979, 157375, 169965, 283275, 472125, 509895, 849825, 1416375, 2549475, 4249125, 12747375]

約数ペア:

[(1, 12747375), (3, 4249125), (5, 2549475), (9, 1416375), (15, 849825), (25, 509895), (27, 472125), (45, 283275), (75, 169965), (81, 157375), (125, 101979), (135, 94425), (225, 56655), (375, 33993), (405, 31475), (675, 18885), (1125, 11331), (1259, 10125), (2025, 6295), (3375, 3777)]