81770692

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{2389}}^1$

素因数の和:2635

約数の個数: 24

約数和(自身を含む): 147224000

約数和(自身を除く): 65453308

約数列:

[1, 2, 4, 43, 86, 172, 199, 398, 796, 2389, 4778, 8557, 9556, 17114, 34228, 102727, 205454, 410908, 475411, 950822, 1901644, 20442673, 40885346, 81770692]

約数ペア:

[(1, 81770692), (2, 40885346), (4, 20442673), (43, 1901644), (86, 950822), (172, 475411), (199, 410908), (398, 205454), (796, 102727), (2389, 34228), (4778, 17114), (8557, 9556)]