87316144

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{126913}}^1$

素因数の和:126964

約数の個数: 20

約数和(自身を含む): 173110696

約数和(自身を除く): 85794552

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 126913, 253826, 507652, 1015304, 2030608, 5457259, 10914518, 21829036, 43658072, 87316144]

約数ペア:

[(1, 87316144), (2, 43658072), (4, 21829036), (8, 10914518), (16, 5457259), (43, 2030608), (86, 1015304), (172, 507652), (344, 253826), (688, 126913)]