816390428

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{9677}}^1$

素因数の和:9842

約数の個数: 48

約数和(自身を含む): 1716954624

約数和(自身を除く): 900564196

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 131, 161, 262, 322, 524, 644, 917, 1834, 3013, 3668, 6026, 9677, 12052, 19354, 21091, 38708, 42182, 67739, 84364, 135478, 222571, 270956, 445142, 890284, 1267687, 1557997, 2535374, 3115994, 5070748, 6231988, 8873809, 17747618, 29156801, 35495236, 58313602, 116627204, 204097607, 408195214, 816390428]

約数ペア:

[(1, 816390428), (2, 408195214), (4, 204097607), (7, 116627204), (14, 58313602), (23, 35495236), (28, 29156801), (46, 17747618), (92, 8873809), (131, 6231988), (161, 5070748), (262, 3115994), (322, 2535374), (524, 1557997), (644, 1267687), (917, 890284), (1834, 445142), (3013, 270956), (3668, 222571), (6026, 135478), (9677, 84364), (12052, 67739), (19354, 42182), (21091, 38708)]