81008018

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{6269}}^1$

素因数の和:6362

約数の個数: 32

約数和(自身を含む): 151683840

約数和(自身を除く): 70675822

約数列:

[1, 2, 7, 13, 14, 26, 71, 91, 142, 182, 497, 923, 994, 1846, 6269, 6461, 12538, 12922, 43883, 81497, 87766, 162994, 445099, 570479, 890198, 1140958, 3115693, 5786287, 6231386, 11572574, 40504009, 81008018]

約数ペア:

[(1, 81008018), (2, 40504009), (7, 11572574), (13, 6231386), (14, 5786287), (26, 3115693), (71, 1140958), (91, 890198), (142, 570479), (182, 445099), (497, 162994), (923, 87766), (994, 81497), (1846, 43883), (6269, 12922), (6461, 12538)]