42994287

素因数分解:

$3^3\times 7^1\times {\mathrm{109}}^1\times {\mathrm{2087}}^1$

素因数の和:2212

約数の個数: 32

約数和(自身を含む): 73497600

約数和(自身を除く): 30503313

約数列:

[1, 3, 7, 9, 21, 27, 63, 109, 189, 327, 763, 981, 2087, 2289, 2943, 6261, 6867, 14609, 18783, 20601, 43827, 56349, 131481, 227483, 394443, 682449, 1592381, 2047347, 4777143, 6142041, 14331429, 42994287]

約数ペア:

[(1, 42994287), (3, 14331429), (7, 6142041), (9, 4777143), (21, 2047347), (27, 1592381), (63, 682449), (109, 394443), (189, 227483), (327, 131481), (763, 56349), (981, 43827), (2087, 20601), (2289, 18783), (2943, 14609), (6261, 6867)]