31827354

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{157}}^1$

素因数の和:311

約数の個数: 64

約数和(自身を含む): 72624384

約数和(自身を除く): 40797030

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 113, 138, 157, 226, 299, 314, 339, 471, 598, 678, 897, 942, 1469, 1794, 2041, 2599, 2938, 3611, 4082, 4407, 5198, 6123, 7222, 7797, 8814, 10833, 12246, 15594, 17741, 21666, 33787, 35482, 46943, 53223, 67574, 93886, 101361, 106446, 140829, 202722, 230633, 281658, 408043, 461266, 691899, 816086, 1224129, 1383798, 2448258, 5304559, 10609118, 15913677, 31827354]

約数ペア:

[(1, 31827354), (2, 15913677), (3, 10609118), (6, 5304559), (13, 2448258), (23, 1383798), (26, 1224129), (39, 816086), (46, 691899), (69, 461266), (78, 408043), (113, 281658), (138, 230633), (157, 202722), (226, 140829), (299, 106446), (314, 101361), (339, 93886), (471, 67574), (598, 53223), (678, 46943), (897, 35482), (942, 33787), (1469, 21666), (1794, 17741), (2041, 15594), (2599, 12246), (2938, 10833), (3611, 8814), (4082, 7797), (4407, 7222), (5198, 6123)]