27943305

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{151}}^1$

素因数の和:258

約数の個数: 48

約数和(自身を含む): 49401216

約数和(自身を除く): 21457911

約数列:

[1, 3, 5, 13, 15, 39, 65, 73, 151, 169, 195, 219, 365, 453, 507, 755, 845, 949, 1095, 1963, 2265, 2535, 2847, 4745, 5889, 9815, 11023, 12337, 14235, 25519, 29445, 33069, 37011, 55115, 61685, 76557, 127595, 143299, 165345, 185055, 382785, 429897, 716495, 1862887, 2149485, 5588661, 9314435, 27943305]

約数ペア:

[(1, 27943305), (3, 9314435), (5, 5588661), (13, 2149485), (15, 1862887), (39, 716495), (65, 429897), (73, 382785), (151, 185055), (169, 165345), (195, 143299), (219, 127595), (365, 76557), (453, 61685), (507, 55115), (755, 37011), (845, 33069), (949, 29445), (1095, 25519), (1963, 14235), (2265, 12337), (2535, 11023), (2847, 9815), (4745, 5889)]