12885681

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^2\times {\mathrm{101}}^1$

素因数の和:213

約数の個数: 24

約数和(自身を含む): 18536256

約数和(自身を除く): 5650575

約数列:

[1, 3, 23, 43, 69, 101, 129, 303, 989, 1849, 2323, 2967, 4343, 5547, 6969, 13029, 42527, 99889, 127581, 186749, 299667, 560247, 4295227, 12885681]

約数ペア:

[(1, 12885681), (3, 4295227), (23, 560247), (43, 299667), (69, 186749), (101, 127581), (129, 99889), (303, 42527), (989, 13029), (1849, 6969), (2323, 5547), (2967, 4343)]