129127563

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{487}}^1\times {\mathrm{1733}}^1$

素因数の和:2243

約数の個数: 24

約数和(自身を含む): 198008928

約数和(自身を除く): 68881365

約数列:

[1, 3, 9, 17, 51, 153, 487, 1461, 1733, 4383, 5199, 8279, 15597, 24837, 29461, 74511, 88383, 265149, 843971, 2531913, 7595739, 14347507, 43042521, 129127563]

約数ペア:

[(1, 129127563), (3, 43042521), (9, 14347507), (17, 7595739), (51, 2531913), (153, 843971), (487, 265149), (1461, 88383), (1733, 74511), (4383, 29461), (5199, 24837), (8279, 15597)]