81630468

素因数分解:

$2^2\times 3^2\times {\mathrm{727}}^1\times {\mathrm{3119}}^1$

素因数の和:3856

約数の個数: 36

約数和(自身を含む): 206693760

約数和(自身を除く): 125063292

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 727, 1454, 2181, 2908, 3119, 4362, 6238, 6543, 8724, 9357, 12476, 13086, 18714, 26172, 28071, 37428, 56142, 112284, 2267513, 4535026, 6802539, 9070052, 13605078, 20407617, 27210156, 40815234, 81630468]

約数ペア:

[(1, 81630468), (2, 40815234), (3, 27210156), (4, 20407617), (6, 13605078), (9, 9070052), (12, 6802539), (18, 4535026), (36, 2267513), (727, 112284), (1454, 56142), (2181, 37428), (2908, 28071), (3119, 26172), (4362, 18714), (6238, 13086), (6543, 12476), (8724, 9357)]