85707867

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{2909}}^1$

素因数の和:3003

約数の個数: 32

約数和(自身を含む): 138562560

約数和(自身を除く): 52854693

約数列:

[1, 3, 7, 21, 23, 61, 69, 161, 183, 427, 483, 1281, 1403, 2909, 4209, 8727, 9821, 20363, 29463, 61089, 66907, 177449, 200721, 468349, 532347, 1242143, 1405047, 3726429, 4081327, 12243981, 28569289, 85707867]

約数ペア:

[(1, 85707867), (3, 28569289), (7, 12243981), (21, 4081327), (23, 3726429), (61, 1405047), (69, 1242143), (161, 532347), (183, 468349), (427, 200721), (483, 177449), (1281, 66907), (1403, 61089), (2909, 29463), (4209, 20363), (8727, 9821)]