139260488

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{404827}}^1$

素因数の和:404876

約数の個数: 16

約数和(自身を含む): 267186480

約数和(自身を除く): 127925992

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 404827, 809654, 1619308, 3238616, 17407561, 34815122, 69630244, 139260488]

約数ペア:

[(1, 139260488), (2, 69630244), (4, 34815122), (8, 17407561), (43, 3238616), (86, 1619308), (172, 809654), (344, 404827)]