128968945

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{2083}}^1$

素因数の和:2185

約数の個数: 32

約数和(自身を含む): 186059520

約数和(自身を除く): 57090575

約数列:

[1, 5, 7, 29, 35, 61, 145, 203, 305, 427, 1015, 1769, 2083, 2135, 8845, 10415, 12383, 14581, 60407, 61915, 72905, 127063, 302035, 422849, 635315, 889441, 2114245, 3684827, 4447205, 18424135, 25793789, 128968945]

約数ペア:

[(1, 128968945), (5, 25793789), (7, 18424135), (29, 4447205), (35, 3684827), (61, 2114245), (145, 889441), (203, 635315), (305, 422849), (427, 302035), (1015, 127063), (1769, 72905), (2083, 61915), (2135, 60407), (8845, 14581), (10415, 12383)]