71128172

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{4703}}^1$

素因数の和:4925

約数の個数: 24

約数和(自身を含む): 131712000

約数和(自身を除く): 60583828

約数列:

[1, 2, 4, 19, 38, 76, 199, 398, 796, 3781, 4703, 7562, 9406, 15124, 18812, 89357, 178714, 357428, 935897, 1871794, 3743588, 17782043, 35564086, 71128172]

約数ペア:

[(1, 71128172), (2, 35564086), (4, 17782043), (19, 3743588), (38, 1871794), (76, 935897), (199, 357428), (398, 178714), (796, 89357), (3781, 18812), (4703, 15124), (7562, 9406)]