39138879

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1$

素因数の和:304

約数の個数: 48

約数和(自身を含む): 63244800

約数和(自身を除く): 24105921

約数列:

[1, 3, 13, 17, 19, 39, 51, 57, 169, 221, 239, 247, 323, 507, 663, 717, 741, 969, 2873, 3107, 3211, 4063, 4199, 4541, 8619, 9321, 9633, 12189, 12597, 13623, 40391, 52819, 54587, 59033, 77197, 121173, 158457, 163761, 177099, 231591, 686647, 767429, 1003561, 2059941, 2302287, 3010683, 13046293, 39138879]

約数ペア:

[(1, 39138879), (3, 13046293), (13, 3010683), (17, 2302287), (19, 2059941), (39, 1003561), (51, 767429), (57, 686647), (169, 231591), (221, 177099), (239, 163761), (247, 158457), (323, 121173), (507, 77197), (663, 59033), (717, 54587), (741, 52819), (969, 40391), (2873, 13623), (3107, 12597), (3211, 12189), (4063, 9633), (4199, 9321), (4541, 8619)]