28548507

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{653}}^1$

素因数の和:747

約数の個数: 32

約数和(自身を含む): 43948800

約数和(自身を除く): 15400293

約数列:

[1, 3, 13, 19, 39, 57, 59, 177, 247, 653, 741, 767, 1121, 1959, 2301, 3363, 8489, 12407, 14573, 25467, 37221, 38527, 43719, 115581, 161291, 483873, 500851, 732013, 1502553, 2196039, 9516169, 28548507]

約数ペア:

[(1, 28548507), (3, 9516169), (13, 2196039), (19, 1502553), (39, 732013), (57, 500851), (59, 483873), (177, 161291), (247, 115581), (653, 43719), (741, 38527), (767, 37221), (1121, 25467), (1959, 14573), (2301, 12407), (3363, 8489)]