26808651

素因数分解:

$3^4\times {\mathrm{43}}^2\times {\mathrm{179}}^1$

素因数の和:277

約数の個数: 30

約数和(自身を含む): 41229540

約数和(自身を除く): 14420889

約数列:

[1, 3, 9, 27, 43, 81, 129, 179, 387, 537, 1161, 1611, 1849, 3483, 4833, 5547, 7697, 14499, 16641, 23091, 49923, 69273, 149769, 207819, 330971, 623457, 992913, 2978739, 8936217, 26808651]

約数ペア:

[(1, 26808651), (3, 8936217), (9, 2978739), (27, 992913), (43, 623457), (81, 330971), (129, 207819), (179, 149769), (387, 69273), (537, 49923), (1161, 23091), (1611, 16641), (1849, 14499), (3483, 7697), (4833, 5547)]