1386153

素因数分解:

$3^4\times {\mathrm{109}}^1\times {\mathrm{157}}^1$

素因数の和:278

約数の個数: 20

約数和(自身を含む): 2102980

約数和(自身を除く): 716827

約数列:

[1, 3, 9, 27, 81, 109, 157, 327, 471, 981, 1413, 2943, 4239, 8829, 12717, 17113, 51339, 154017, 462051, 1386153]

約数ペア:

[(1, 1386153), (3, 462051), (9, 154017), (27, 51339), (81, 17113), (109, 12717), (157, 8829), (327, 4239), (471, 2943), (981, 1413)]