27993195

素因数分解:

$3^4\times 5^1\times {\mathrm{69119}}^1$

素因数の和:69136

約数の個数: 20

約数和(自身を含む): 50181120

約数和(自身を除く): 22187925

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 69119, 207357, 345595, 622071, 1036785, 1866213, 3110355, 5598639, 9331065, 27993195]

約数ペア:

[(1, 27993195), (3, 9331065), (5, 5598639), (9, 3110355), (15, 1866213), (27, 1036785), (45, 622071), (81, 345595), (135, 207357), (405, 69119)]