31146687

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2689}}^1$

素因数の和:2725

約数の個数: 40

約数和(自身を含む): 54682320

約数和(自身を除く): 23535633

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 81, 99, 117, 143, 297, 351, 429, 891, 1053, 1287, 2689, 3861, 8067, 11583, 24201, 29579, 34957, 72603, 88737, 104871, 217809, 266211, 314613, 384527, 798633, 943839, 1153581, 2395899, 2831517, 3460743, 10382229, 31146687]

約数ペア:

[(1, 31146687), (3, 10382229), (9, 3460743), (11, 2831517), (13, 2395899), (27, 1153581), (33, 943839), (39, 798633), (81, 384527), (99, 314613), (117, 266211), (143, 217809), (297, 104871), (351, 88737), (429, 72603), (891, 34957), (1053, 29579), (1287, 24201), (2689, 11583), (3861, 8067)]