13403439

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{6863}}^1$

素因数の和:6907

約数の個数: 24

約数和(自身を含む): 22843392

約数和(自身を除く): 9439953

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 6863, 20589, 48041, 61767, 144123, 212753, 432369, 638259, 1489271, 1914777, 4467813, 13403439]

約数ペア:

[(1, 13403439), (3, 4467813), (7, 1914777), (9, 1489271), (21, 638259), (31, 432369), (63, 212753), (93, 144123), (217, 61767), (279, 48041), (651, 20589), (1953, 6863)]