196996815

素因数分解:

$3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{45131}}^1$

素因数の和:45239

約数の個数: 24

約数和(自身を含む): 344989008

約数和(自身を除く): 147992193

約数列:

[1, 3, 5, 9, 15, 45, 97, 291, 485, 873, 1455, 4365, 45131, 135393, 225655, 406179, 676965, 2030895, 4377707, 13133121, 21888535, 39399363, 65665605, 196996815]

約数ペア:

[(1, 196996815), (3, 65665605), (5, 39399363), (9, 21888535), (15, 13133121), (45, 4377707), (97, 2030895), (291, 676965), (485, 406179), (873, 225655), (1455, 135393), (4365, 45131)]