40706939

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:267

約数の個数: 32

約数和(自身を含む): 52276224

約数和(自身を除く): 11569285

約数列:

[1, 7, 13, 43, 91, 101, 103, 301, 559, 707, 721, 1313, 1339, 3913, 4343, 4429, 9191, 9373, 10403, 30401, 31003, 56459, 57577, 72821, 135239, 395213, 403039, 447329, 946673, 3131303, 5815277, 40706939]

約数ペア:

[(1, 40706939), (7, 5815277), (13, 3131303), (43, 946673), (91, 447329), (101, 403039), (103, 395213), (301, 135239), (559, 72821), (707, 57577), (721, 56459), (1313, 31003), (1339, 30401), (3913, 10403), (4343, 9373), (4429, 9191)]