73969839

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{28439}}^1$

素因数の和:28479

約数の個数: 18

約数和(自身を含む): 113504040

約数和(自身を除く): 39534201

約数列:

[1, 3, 9, 17, 51, 153, 289, 867, 2601, 28439, 85317, 255951, 483463, 1450389, 4351167, 8218871, 24656613, 73969839]

約数ペア:

[(1, 73969839), (3, 24656613), (9, 8218871), (17, 4351167), (51, 1450389), (153, 483463), (289, 255951), (867, 85317), (2601, 28439)]