13205439

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1913}}^1$

素因数の和:1991

約数の個数: 24

約数和(自身を含む): 20900880

約数和(自身を除く): 7695441

約数列:

[1, 3, 9, 13, 39, 59, 117, 177, 531, 767, 1913, 2301, 5739, 6903, 17217, 24869, 74607, 112867, 223821, 338601, 1015803, 1467271, 4401813, 13205439]

約数ペア:

[(1, 13205439), (3, 4401813), (9, 1467271), (13, 1015803), (39, 338601), (59, 223821), (117, 112867), (177, 74607), (531, 24869), (767, 17217), (1913, 6903), (2301, 5739)]