26908731

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{4253}}^1$

素因数の和:4315

約数の個数: 24

約数和(自身を含む): 42029520

約数和(自身を除く): 15120789

約数列:

[1, 3, 9, 19, 37, 57, 111, 171, 333, 703, 2109, 4253, 6327, 12759, 38277, 80807, 157361, 242421, 472083, 727263, 1416249, 2989859, 8969577, 26908731]

約数ペア:

[(1, 26908731), (3, 8969577), (9, 2989859), (19, 1416249), (37, 727263), (57, 472083), (111, 242421), (171, 157361), (333, 80807), (703, 38277), (2109, 12759), (4253, 6327)]