42581071

素因数分解:

${\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:283

約数の個数: 24

約数和(自身を含む): 49410000

約数和(自身を除く): 6828929

約数列:

[1, 13, 19, 89, 149, 169, 247, 1157, 1691, 1937, 2831, 3211, 13261, 15041, 21983, 25181, 36803, 172393, 251959, 285779, 478439, 2241109, 3275467, 42581071]

約数ペア:

[(1, 42581071), (13, 3275467), (19, 2241109), (89, 478439), (149, 285779), (169, 251959), (247, 172393), (1157, 36803), (1691, 25181), (1937, 21983), (2831, 15041), (3211, 13261)]