12287727

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{421}}^1$

素因数の和:500

約数の個数: 32

約数和(自身を含む): 19445760

約数和(自身を除く): 7158033

約数列:

[1, 3, 9, 23, 27, 47, 69, 141, 207, 421, 423, 621, 1081, 1263, 1269, 3243, 3789, 9683, 9729, 11367, 19787, 29049, 29187, 59361, 87147, 178083, 261441, 455101, 534249, 1365303, 4095909, 12287727]

約数ペア:

[(1, 12287727), (3, 4095909), (9, 1365303), (23, 534249), (27, 455101), (47, 261441), (69, 178083), (141, 87147), (207, 59361), (421, 29187), (423, 29049), (621, 19787), (1081, 11367), (1263, 9729), (1269, 9683), (3243, 3789)]