72663163

素因数分解:

${\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1$

素因数の和:263

約数の個数: 24

約数和(自身を含む): 81540096

約数和(自身を除く): 8876933

約数列:

[1, 19, 31, 43, 151, 361, 589, 817, 1333, 2869, 4681, 6493, 11191, 15523, 25327, 54511, 88939, 123367, 201283, 481213, 1689841, 2343973, 3824377, 72663163]

約数ペア:

[(1, 72663163), (19, 3824377), (31, 2343973), (43, 1689841), (151, 481213), (361, 201283), (589, 123367), (817, 88939), (1333, 54511), (2869, 25327), (4681, 15523), (6493, 11191)]