131031862

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1\times {\mathrm{433}}^1$

素因数の和:664

約数の個数: 32

約数和(自身を含む): 216111168

約数和(自身を除く): 85079306

約数列:

[1, 2, 13, 26, 103, 113, 206, 226, 433, 866, 1339, 1469, 2678, 2938, 5629, 11258, 11639, 23278, 44599, 48929, 89198, 97858, 151307, 302614, 579787, 636077, 1159574, 1272154, 5039687, 10079374, 65515931, 131031862]

約数ペア:

[(1, 131031862), (2, 65515931), (13, 10079374), (26, 5039687), (103, 1272154), (113, 1159574), (206, 636077), (226, 579787), (433, 302614), (866, 151307), (1339, 97858), (1469, 89198), (2678, 48929), (2938, 44599), (5629, 23278), (11258, 11639)]