81275271

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{50263}}^1$

素因数の和:50291

約数の個数: 24

約数和(自身を含む): 137522304

約数和(自身を除く): 56247033

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 539, 1617, 50263, 150789, 351841, 552893, 1055523, 1658679, 2462887, 3870251, 7388661, 11610753, 27091757, 81275271]

約数ペア:

[(1, 81275271), (3, 27091757), (7, 11610753), (11, 7388661), (21, 3870251), (33, 2462887), (49, 1658679), (77, 1055523), (147, 552893), (231, 351841), (539, 150789), (1617, 50263)]