81405612

素因数分解:

$2^2\times 3^2\times {\mathrm{2261267}}^1$

素因数の和:2261277

約数の個数: 18

約数和(自身を含む): 205775388

約数和(自身を除く): 124369776

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 2261267, 4522534, 6783801, 9045068, 13567602, 20351403, 27135204, 40702806, 81405612]

約数ペア:

[(1, 81405612), (2, 40702806), (3, 27135204), (4, 20351403), (6, 13567602), (9, 9045068), (12, 6783801), (18, 4522534), (36, 2261267)]