30078909

素因数分解:

$3^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{2141}}^1$

素因数の和:2377

約数の個数: 24

約数和(自身を含む): 49900032

約数和(自身を除く): 19821123

約数列:

[1, 3, 7, 9, 21, 63, 223, 669, 1561, 2007, 2141, 4683, 6423, 14049, 14987, 19269, 44961, 134883, 477443, 1432329, 3342101, 4296987, 10026303, 30078909]

約数ペア:

[(1, 30078909), (3, 10026303), (7, 4296987), (9, 3342101), (21, 1432329), (63, 477443), (223, 134883), (669, 44961), (1561, 19269), (2007, 14987), (2141, 14049), (4683, 6423)]