11970441

素因数分解:

$3^2\times 7^1\times {\mathrm{251}}^1\times {\mathrm{757}}^1$

素因数の和:1021

約数の個数: 24

約数和(自身を含む): 19865664

約数和(自身を除く): 7895223

約数列:

[1, 3, 7, 9, 21, 63, 251, 753, 757, 1757, 2259, 2271, 5271, 5299, 6813, 15813, 15897, 47691, 190007, 570021, 1330049, 1710063, 3990147, 11970441]

約数ペア:

[(1, 11970441), (3, 3990147), (7, 1710063), (9, 1330049), (21, 570021), (63, 190007), (251, 47691), (753, 15897), (757, 15813), (1757, 6813), (2259, 5299), (2271, 5271)]