26118639

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{307}}^1$

素因数の和:476

約数の個数: 32

約数和(自身を含む): 40803840

約数和(自身を除く): 14685201

約数列:

[1, 3, 9, 23, 27, 69, 137, 207, 307, 411, 621, 921, 1233, 2763, 3151, 3699, 7061, 8289, 9453, 21183, 28359, 42059, 63549, 85077, 126177, 190647, 378531, 967357, 1135593, 2902071, 8706213, 26118639]

約数ペア:

[(1, 26118639), (3, 8706213), (9, 2902071), (23, 1135593), (27, 967357), (69, 378531), (137, 190647), (207, 126177), (307, 85077), (411, 63549), (621, 42059), (921, 28359), (1233, 21183), (2763, 9453), (3151, 8289), (3699, 7061)]