31171251

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{157}}^1\times {\mathrm{229}}^1$

素因数の和:423

約数の個数: 24

約数和(自身を含む): 44625520

約数和(自身を除く): 13454269

約数列:

[1, 3, 17, 51, 157, 229, 289, 471, 687, 867, 2669, 3893, 8007, 11679, 35953, 45373, 66181, 107859, 136119, 198543, 611201, 1833603, 10390417, 31171251]

約数ペア:

[(1, 31171251), (3, 10390417), (17, 1833603), (51, 611201), (157, 198543), (229, 136119), (289, 107859), (471, 66181), (687, 45373), (867, 35953), (2669, 11679), (3893, 8007)]