39028255

素因数分解:

$5^1\times 7^4\times {\mathrm{3251}}^1$

素因数の和:3284

約数の個数: 20

約数和(自身を含む): 54653112

約数和(自身を除く): 15624857

約数列:

[1, 5, 7, 35, 49, 245, 343, 1715, 2401, 3251, 12005, 16255, 22757, 113785, 159299, 796495, 1115093, 5575465, 7805651, 39028255]

約数ペア:

[(1, 39028255), (5, 7805651), (7, 5575465), (35, 1115093), (49, 796495), (245, 159299), (343, 113785), (1715, 22757), (2401, 16255), (3251, 12005)]