2018690721

素因数分解:

$3^3\times {\mathrm{17}}^2\times {\mathrm{258707}}^1$

素因数の和:258750

約数の個数: 24

約数和(自身を含む): 3176934240

約数和(自身を除く): 1158243519

約数列:

[1, 3, 9, 17, 27, 51, 153, 289, 459, 867, 2601, 7803, 258707, 776121, 2328363, 4398019, 6985089, 13194057, 39582171, 74766323, 118746513, 224298969, 672896907, 2018690721]

約数ペア:

[(1, 2018690721), (3, 672896907), (9, 224298969), (17, 118746513), (27, 74766323), (51, 39582171), (153, 13194057), (289, 6985089), (459, 4398019), (867, 2328363), (2601, 776121), (7803, 258707)]