131727417

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1\times {\mathrm{269}}^1$

素因数の和:493

約数の個数: 32

約数和(自身を含む): 189112320

約数和(自身を除く): 57384903

約数列:

[1, 3, 23, 47, 69, 141, 151, 269, 453, 807, 1081, 3243, 3473, 6187, 7097, 10419, 12643, 18561, 21291, 37929, 40619, 121857, 163231, 290789, 489693, 872367, 934237, 1909093, 2802711, 5727279, 43909139, 131727417]

約数ペア:

[(1, 131727417), (3, 43909139), (23, 5727279), (47, 2802711), (69, 1909093), (141, 934237), (151, 872367), (269, 489693), (453, 290789), (807, 163231), (1081, 121857), (3243, 40619), (3473, 37929), (6187, 21291), (7097, 18561), (10419, 12643)]