409127517

素因数分解:

$3^4\times {\mathrm{1901}}^1\times {\mathrm{2657}}^1$

素因数の和:4570

約数の個数: 20

約数和(自身を含む): 611717436

約数和(自身を除く): 202589919

約数列:

[1, 3, 9, 27, 81, 1901, 2657, 5703, 7971, 17109, 23913, 51327, 71739, 153981, 215217, 5050957, 15152871, 45458613, 136375839, 409127517]

約数ペア:

[(1, 409127517), (3, 136375839), (9, 45458613), (27, 15152871), (81, 5050957), (1901, 215217), (2657, 153981), (5703, 71739), (7971, 51327), (17109, 23913)]