13209567

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{3907}}^1$

素因数の和:3947

約数の個数: 24

約数和(自身を含む): 21384576

約数和(自身を除く): 8175009

約数列:

[1, 3, 7, 21, 23, 49, 69, 147, 161, 483, 1127, 3381, 3907, 11721, 27349, 82047, 89861, 191443, 269583, 574329, 629027, 1887081, 4403189, 13209567]

約数ペア:

[(1, 13209567), (3, 4403189), (7, 1887081), (21, 629027), (23, 574329), (49, 269583), (69, 191443), (147, 89861), (161, 82047), (483, 27349), (1127, 11721), (3381, 3907)]