27977805

素因数分解:

$3^5\times 5^1\times {\mathrm{23027}}^1$

素因数の和:23047

約数の個数: 24

約数和(自身を含む): 50293152

約数和(自身を除く): 22315347

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 23027, 69081, 115135, 207243, 345405, 621729, 1036215, 1865187, 3108645, 5595561, 9325935, 27977805]

約数ペア:

[(1, 27977805), (3, 9325935), (5, 5595561), (9, 3108645), (15, 1865187), (27, 1036215), (45, 621729), (81, 345405), (135, 207243), (243, 115135), (405, 69081), (1215, 23027)]