39280689

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{20113}}^1$

素因数の和:20157

約数の個数: 24

約数和(自身を含む): 66939392

約数和(自身を除く): 27658703

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 20113, 60339, 140791, 181017, 422373, 623503, 1267119, 1870509, 4364521, 5611527, 13093563, 39280689]

約数ペア:

[(1, 39280689), (3, 13093563), (7, 5611527), (9, 4364521), (21, 1870509), (31, 1267119), (63, 623503), (93, 422373), (217, 181017), (279, 140791), (651, 60339), (1953, 20113)]