28130165

素因数分解:

$5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{6043}}^1$

素因数の和:6081

約数の個数: 24

約数和(自身を含む): 41340960

約数和(自身を除く): 13210795

約数列:

[1, 5, 7, 19, 35, 49, 95, 133, 245, 665, 931, 4655, 6043, 30215, 42301, 114817, 211505, 296107, 574085, 803719, 1480535, 4018595, 5626033, 28130165]

約数ペア:

[(1, 28130165), (5, 5626033), (7, 4018595), (19, 1480535), (35, 803719), (49, 574085), (95, 296107), (133, 211505), (245, 114817), (665, 42301), (931, 30215), (4655, 6043)]