12181845

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{349}}^1$

素因数の和:549

約数の個数: 32

約数和(自身を含む): 21168000

約数和(自身を除く): 8986155

約数列:

[1, 3, 5, 13, 15, 39, 65, 179, 195, 349, 537, 895, 1047, 1745, 2327, 2685, 4537, 5235, 6981, 11635, 13611, 22685, 34905, 62471, 68055, 187413, 312355, 812123, 937065, 2436369, 4060615, 12181845]

約数ペア:

[(1, 12181845), (3, 4060615), (5, 2436369), (13, 937065), (15, 812123), (39, 312355), (65, 187413), (179, 68055), (195, 62471), (349, 34905), (537, 22685), (895, 13611), (1047, 11635), (1745, 6981), (2327, 5235), (2685, 4537)]