223992009

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{523}}^1\times {\mathrm{2069}}^1$

素因数の和:2621

約数の個数: 24

約数和(自身を含む): 338420160

約数和(自身を除く): 114428151

約数列:

[1, 3, 9, 23, 69, 207, 523, 1569, 2069, 4707, 6207, 12029, 18621, 36087, 47587, 108261, 142761, 428283, 1082087, 3246261, 9738783, 24888001, 74664003, 223992009]

約数ペア:

[(1, 223992009), (3, 74664003), (9, 24888001), (23, 9738783), (69, 3246261), (207, 1082087), (523, 428283), (1569, 142761), (2069, 108261), (4707, 47587), (6207, 36087), (12029, 18621)]