85416191

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{20717}}^1$

素因数の和:20774

約数の個数: 16

約数和(自身を含む): 106076160

約数和(自身を除く): 20659969

約数列:

[1, 7, 19, 31, 133, 217, 589, 4123, 20717, 145019, 393623, 642227, 2755361, 4495589, 12202313, 85416191]

約数ペア:

[(1, 85416191), (7, 12202313), (19, 4495589), (31, 2755361), (133, 642227), (217, 393623), (589, 145019), (4123, 20717)]