28056249

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{6481}}^1$

素因数の和:6537

約数の個数: 24

約数和(自身を含む): 44829512

約数和(自身を除く): 16773263

約数列:

[1, 3, 9, 13, 37, 39, 111, 117, 333, 481, 1443, 4329, 6481, 19443, 58329, 84253, 239797, 252759, 719391, 758277, 2158173, 3117361, 9352083, 28056249]

約数ペア:

[(1, 28056249), (3, 9352083), (9, 3117361), (13, 2158173), (37, 758277), (39, 719391), (111, 252759), (117, 239797), (333, 84253), (481, 58329), (1443, 19443), (4329, 6481)]