171936149

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{163}}^1$

素因数の和:310

約数の個数: 48

約数和(自身を含む): 233326080

約数和(自身を除く): 61389931

約数列:

[1, 7, 11, 19, 49, 77, 103, 133, 163, 209, 539, 721, 931, 1133, 1141, 1463, 1793, 1957, 3097, 5047, 7931, 7987, 10241, 12551, 13699, 16789, 21527, 21679, 34067, 55517, 87857, 95893, 117523, 150689, 151753, 184679, 238469, 318991, 822661, 1054823, 1292753, 1669283, 2232937, 3508901, 9049271, 15630559, 24562307, 171936149]

約数ペア:

[(1, 171936149), (7, 24562307), (11, 15630559), (19, 9049271), (49, 3508901), (77, 2232937), (103, 1669283), (133, 1292753), (163, 1054823), (209, 822661), (539, 318991), (721, 238469), (931, 184679), (1133, 151753), (1141, 150689), (1463, 117523), (1793, 95893), (1957, 87857), (3097, 55517), (5047, 34067), (7931, 21679), (7987, 21527), (10241, 16789), (12551, 13699)]