243663987

素因数分解:

$3^1\times 7^1\times {\mathrm{1831}}^1\times {\mathrm{6337}}^1$

素因数の和:8178

約数の個数: 16

約数和(自身を含む): 371558912

約数和(自身を除く): 127894925

約数列:

[1, 3, 7, 21, 1831, 5493, 6337, 12817, 19011, 38451, 44359, 133077, 11603047, 34809141, 81221329, 243663987]

約数ペア:

[(1, 243663987), (3, 81221329), (7, 34809141), (21, 11603047), (1831, 133077), (5493, 44359), (6337, 38451), (12817, 19011)]