31006525

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{823}}^1$

素因数の和:981

約数の個数: 24

約数和(自身を含む): 42300864

約数和(自身を除く): 11294339

約数列:

[1, 5, 11, 25, 55, 137, 275, 685, 823, 1507, 3425, 4115, 7535, 9053, 20575, 37675, 45265, 112751, 226325, 563755, 1240261, 2818775, 6201305, 31006525]

約数ペア:

[(1, 31006525), (5, 6201305), (11, 2818775), (25, 1240261), (55, 563755), (137, 226325), (275, 112751), (685, 45265), (823, 37675), (1507, 20575), (3425, 9053), (4115, 7535)]