388722747

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{8297}}^1$

素因数の和:8427

約数の個数: 32

約数和(自身を含む): 624540672

約数和(自身を除く): 235817925

約数列:

[1, 3, 7, 21, 23, 69, 97, 161, 291, 483, 679, 2037, 2231, 6693, 8297, 15617, 24891, 46851, 58079, 174237, 190831, 572493, 804809, 1335817, 2414427, 4007451, 5633663, 16900989, 18510607, 55531821, 129574249, 388722747]

約数ペア:

[(1, 388722747), (3, 129574249), (7, 55531821), (21, 18510607), (23, 16900989), (69, 5633663), (97, 4007451), (161, 2414427), (291, 1335817), (483, 804809), (679, 572493), (2037, 190831), (2231, 174237), (6693, 58079), (8297, 46851), (15617, 24891)]