87968013

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{1031}}^1$

素因数の和:1297

約数の個数: 32

約数和(自身を含む): 142663680

約数和(自身を除く): 54695667

約数列:

[1, 3, 7, 17, 21, 51, 119, 239, 357, 717, 1031, 1673, 3093, 4063, 5019, 7217, 12189, 17527, 21651, 28441, 52581, 85323, 122689, 246409, 368067, 739227, 1724863, 4188953, 5174589, 12566859, 29322671, 87968013]

約数ペア:

[(1, 87968013), (3, 29322671), (7, 12566859), (17, 5174589), (21, 4188953), (51, 1724863), (119, 739227), (239, 368067), (357, 246409), (717, 122689), (1031, 85323), (1673, 52581), (3093, 28441), (4063, 21651), (5019, 17527), (7217, 12189)]