31886865

素因数分解:

$3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1831}}^1$

素因数の和:1891

約数の個数: 40

約数和(自身を含む): 58521408

約数和(自身を除く): 26634543

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 81, 129, 135, 215, 387, 405, 645, 1161, 1831, 1935, 3483, 5493, 5805, 9155, 16479, 17415, 27465, 49437, 78733, 82395, 148311, 236199, 247185, 393665, 708597, 741555, 1180995, 2125791, 3542985, 6377373, 10628955, 31886865]

約数ペア:

[(1, 31886865), (3, 10628955), (5, 6377373), (9, 3542985), (15, 2125791), (27, 1180995), (43, 741555), (45, 708597), (81, 393665), (129, 247185), (135, 236199), (215, 148311), (387, 82395), (405, 78733), (645, 49437), (1161, 27465), (1831, 17415), (1935, 16479), (3483, 9155), (5493, 5805)]