224289

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{71}}^1$

素因数の和:99

約数の個数: 24

約数和(自身を含む): 366912

約数和(自身を除く): 142623

約数列:

[1, 3, 9, 13, 27, 39, 71, 81, 117, 213, 243, 351, 639, 923, 1053, 1917, 2769, 3159, 5751, 8307, 17253, 24921, 74763, 224289]

約数ペア:

[(1, 224289), (3, 74763), (9, 24921), (13, 17253), (27, 8307), (39, 5751), (71, 3159), (81, 2769), (117, 1917), (213, 1053), (243, 923), (351, 639)]