1288335021

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{245257}}^1$

素因数の和:245380

約数の個数: 16

約数和(自身を含む): 1836491904

約数和(自身を除く): 548156883

約数列:

[1, 3, 17, 51, 103, 309, 1751, 5253, 245257, 735771, 4169369, 12508107, 25261471, 75784413, 429445007, 1288335021]

約数ペア:

[(1, 1288335021), (3, 429445007), (17, 75784413), (51, 25261471), (103, 12508107), (309, 4169369), (1751, 735771), (5253, 245257)]