72766431

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{21911}}^1$

素因数の和:21964

約数の個数: 20

約数和(自身を含む): 111356784

約数和(自身を除く): 38590353

約数列:

[1, 3, 9, 27, 41, 81, 123, 369, 1107, 3321, 21911, 65733, 197199, 591597, 898351, 1774791, 2695053, 8085159, 24255477, 72766431]

約数ペア:

[(1, 72766431), (3, 24255477), (9, 8085159), (27, 2695053), (41, 1774791), (81, 898351), (123, 591597), (369, 197199), (1107, 65733), (3321, 21911)]