81704772

素因数分解:

$2^2\times 3^2\times {\mathrm{107}}^1\times {\mathrm{21211}}^1$

素因数の和:21328

約数の個数: 36

約数和(自身を含む): 208471536

約数和(自身を除く): 126766764

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 107, 214, 321, 428, 642, 963, 1284, 1926, 3852, 21211, 42422, 63633, 84844, 127266, 190899, 254532, 381798, 763596, 2269577, 4539154, 6808731, 9078308, 13617462, 20426193, 27234924, 40852386, 81704772]

約数ペア:

[(1, 81704772), (2, 40852386), (3, 27234924), (4, 20426193), (6, 13617462), (9, 9078308), (12, 6808731), (18, 4539154), (36, 2269577), (107, 763596), (214, 381798), (321, 254532), (428, 190899), (642, 127266), (963, 84844), (1284, 63633), (1926, 42422), (3852, 21211)]