39165721

素因数分解:

$7^1\times {\mathrm{37}}^2\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:209

約数の個数: 24

約数和(自身を含む): 47455296

約数和(自身を除く): 8289575

約数列:

[1, 7, 37, 61, 67, 259, 427, 469, 1369, 2257, 2479, 4087, 9583, 15799, 17353, 28609, 83509, 91723, 151219, 584563, 642061, 1058533, 5595103, 39165721]

約数ペア:

[(1, 39165721), (7, 5595103), (37, 1058533), (61, 642061), (67, 584563), (259, 151219), (427, 91723), (469, 83509), (1369, 28609), (2257, 17353), (2479, 15799), (4087, 9583)]