814973931

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{313331}}^1$

素因数の和:313371

約数の個数: 18

約数和(自身を含む): 1250508012

約数和(自身を除く): 435534081

約数列:

[1, 3, 9, 17, 51, 153, 289, 867, 2601, 313331, 939993, 2819979, 5326627, 15979881, 47939643, 90552659, 271657977, 814973931]

約数ペア:

[(1, 814973931), (3, 271657977), (9, 90552659), (17, 47939643), (51, 15979881), (153, 5326627), (289, 2819979), (867, 939993), (2601, 313331)]