13705947

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{521}}^1$

素因数の和:643

約数の個数: 24

約数和(自身を含む): 20629440

約数和(自身を除く): 6923493

約数列:

[1, 3, 9, 37, 79, 111, 237, 333, 521, 711, 1563, 2923, 4689, 8769, 19277, 26307, 41159, 57831, 123477, 173493, 370431, 1522883, 4568649, 13705947]

約数ペア:

[(1, 13705947), (3, 4568649), (9, 1522883), (37, 370431), (79, 173493), (111, 123477), (237, 57831), (333, 41159), (521, 26307), (711, 19277), (1563, 8769), (2923, 4689)]