51491691

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{17713}}^1$

素因数の和:17755

約数の個数: 24

約数和(自身を含む): 82901520

約数和(自身を除く): 31409829

約数列:

[1, 3, 9, 17, 19, 51, 57, 153, 171, 323, 969, 2907, 17713, 53139, 159417, 301121, 336547, 903363, 1009641, 2710089, 3028923, 5721299, 17163897, 51491691]

約数ペア:

[(1, 51491691), (3, 17163897), (9, 5721299), (17, 3028923), (19, 2710089), (51, 1009641), (57, 903363), (153, 336547), (171, 301121), (323, 159417), (969, 53139), (2907, 17713)]