12147381

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{631}}^1$

素因数の和:694

約数の個数: 32

約数和(自身を含む): 19415040

約数和(自身を除く): 7267659

約数列:

[1, 3, 9, 23, 27, 31, 69, 93, 207, 279, 621, 631, 713, 837, 1893, 2139, 5679, 6417, 14513, 17037, 19251, 19561, 43539, 58683, 130617, 176049, 391851, 449903, 528147, 1349709, 4049127, 12147381]

約数ペア:

[(1, 12147381), (3, 4049127), (9, 1349709), (23, 528147), (27, 449903), (31, 391851), (69, 176049), (93, 130617), (207, 58683), (279, 43539), (621, 19561), (631, 19251), (713, 17037), (837, 14513), (1893, 6417), (2139, 5679)]