199918047

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{599}}^1\times {\mathrm{691}}^1$

素因数の和:1323

約数の個数: 32

約数和(自身を含む): 318873600

約数和(自身を除く): 118955553

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 599, 691, 1797, 2073, 4193, 4837, 12579, 13777, 14511, 15893, 41331, 47679, 96439, 111251, 289317, 333753, 413909, 1241727, 2897363, 8692089, 9519907, 28559721, 66639349, 199918047]

約数ペア:

[(1, 199918047), (3, 66639349), (7, 28559721), (21, 9519907), (23, 8692089), (69, 2897363), (161, 1241727), (483, 413909), (599, 333753), (691, 289317), (1797, 111251), (2073, 96439), (4193, 47679), (4837, 41331), (12579, 15893), (13777, 14511)]