81271836

素因数分解:

$2^2\times 3^6\times {\mathrm{47}}^1\times {\mathrm{593}}^1$

素因数の和:662

約数の個数: 84

約数和(自身を含む): 218145312

約数和(自身を除く): 136873476

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 47, 54, 81, 94, 108, 141, 162, 188, 243, 282, 324, 423, 486, 564, 593, 729, 846, 972, 1186, 1269, 1458, 1692, 1779, 2372, 2538, 2916, 3558, 3807, 5076, 5337, 7116, 7614, 10674, 11421, 15228, 16011, 21348, 22842, 27871, 32022, 34263, 45684, 48033, 55742, 64044, 68526, 83613, 96066, 111484, 137052, 144099, 167226, 192132, 250839, 288198, 334452, 432297, 501678, 576396, 752517, 864594, 1003356, 1505034, 1729188, 2257551, 3010068, 4515102, 6772653, 9030204, 13545306, 20317959, 27090612, 40635918, 81271836]

約数ペア:

[(1, 81271836), (2, 40635918), (3, 27090612), (4, 20317959), (6, 13545306), (9, 9030204), (12, 6772653), (18, 4515102), (27, 3010068), (36, 2257551), (47, 1729188), (54, 1505034), (81, 1003356), (94, 864594), (108, 752517), (141, 576396), (162, 501678), (188, 432297), (243, 334452), (282, 288198), (324, 250839), (423, 192132), (486, 167226), (564, 144099), (593, 137052), (729, 111484), (846, 96066), (972, 83613), (1186, 68526), (1269, 64044), (1458, 55742), (1692, 48033), (1779, 45684), (2372, 34263), (2538, 32022), (2916, 27871), (3558, 22842), (3807, 21348), (5076, 16011), (5337, 15228), (7116, 11421), (7614, 10674)]