81401606

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{1181}}^1$

素因数の和:1448

約数の個数: 32

約数和(自身を含む): 144166176

約数和(自身を除く): 62764570

約数列:

[1, 2, 11, 13, 22, 26, 143, 241, 286, 482, 1181, 2362, 2651, 3133, 5302, 6266, 12991, 15353, 25982, 30706, 34463, 68926, 168883, 284621, 337766, 569242, 3130831, 3700073, 6261662, 7400146, 40700803, 81401606]

約数ペア:

[(1, 81401606), (2, 40700803), (11, 7400146), (13, 6261662), (22, 3700073), (26, 3130831), (143, 569242), (241, 337766), (286, 284621), (482, 168883), (1181, 68926), (2362, 34463), (2651, 30706), (3133, 25982), (5302, 15353), (6266, 12991)]