138406748

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{2797}}^1$

素因数の和:3029

約数の個数: 24

約数和(自身を含む): 246783600

約数和(自身を除く): 108376852

約数列:

[1, 2, 4, 89, 139, 178, 278, 356, 556, 2797, 5594, 11188, 12371, 24742, 49484, 248933, 388783, 497866, 777566, 995732, 1555132, 34601687, 69203374, 138406748]

約数ペア:

[(1, 138406748), (2, 69203374), (4, 34601687), (89, 1555132), (139, 995732), (178, 777566), (278, 497866), (356, 388783), (556, 248933), (2797, 49484), (5594, 24742), (11188, 12371)]