81854568

素因数分解:

$2^3\times 3^2\times {\mathrm{1136869}}^1$

素因数の和:1136881

約数の個数: 24

約数和(自身を含む): 221689650

約数和(自身を除く): 139835082

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 1136869, 2273738, 3410607, 4547476, 6821214, 9094952, 10231821, 13642428, 20463642, 27284856, 40927284, 81854568]

約数ペア:

[(1, 81854568), (2, 40927284), (3, 27284856), (4, 20463642), (6, 13642428), (8, 10231821), (9, 9094952), (12, 6821214), (18, 4547476), (24, 3410607), (36, 2273738), (72, 1136869)]