228712393

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1\times {\mathrm{283}}^1$

素因数の和:493

約数の個数: 32

約数和(自身を含む): 288562176

約数和(自身を除く): 59849783

約数列:

[1, 7, 13, 83, 91, 107, 283, 581, 749, 1079, 1391, 1981, 3679, 7553, 8881, 9737, 23489, 25753, 30281, 62167, 115453, 164423, 211967, 305357, 393653, 808171, 2137499, 2513323, 2755571, 17593261, 32673199, 228712393]

約数ペア:

[(1, 228712393), (7, 32673199), (13, 17593261), (83, 2755571), (91, 2513323), (107, 2137499), (283, 808171), (581, 393653), (749, 305357), (1079, 211967), (1391, 164423), (1981, 115453), (3679, 62167), (7553, 30281), (8881, 25753), (9737, 23489)]