31729743

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{503}}^1$

素因数の和:715

約数の個数: 24

約数和(自身を含む): 47279232

約数和(自身を除く): 15549489

約数列:

[1, 3, 9, 43, 129, 163, 387, 489, 503, 1467, 1509, 4527, 7009, 21027, 21629, 63081, 64887, 81989, 194661, 245967, 737901, 3525527, 10576581, 31729743]

約数ペア:

[(1, 31729743), (3, 10576581), (9, 3525527), (43, 737901), (129, 245967), (163, 194661), (387, 81989), (489, 64887), (503, 63081), (1467, 21629), (1509, 21027), (4527, 7009)]