81400638

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{4799}}^1$

素因数の和:5072

約数の個数: 32

約数和(自身を含む): 178329600

約数和(自身を除く): 96928962

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 257, 514, 771, 1542, 2827, 4799, 5654, 8481, 9598, 14397, 16962, 28794, 52789, 105578, 158367, 316734, 1233343, 2466686, 3700029, 7400058, 13566773, 27133546, 40700319, 81400638]

約数ペア:

[(1, 81400638), (2, 40700319), (3, 27133546), (6, 13566773), (11, 7400058), (22, 3700029), (33, 2466686), (66, 1233343), (257, 316734), (514, 158367), (771, 105578), (1542, 52789), (2827, 28794), (4799, 16962), (5654, 14397), (8481, 9598)]