12158415

素因数分解:

$3^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{997}}^1$

素因数の和:1279

約数の個数: 24

約数和(自身を含む): 21173568

約数和(自身を除く): 9015153

約数列:

[1, 3, 5, 9, 15, 45, 271, 813, 997, 1355, 2439, 2991, 4065, 4985, 8973, 12195, 14955, 44865, 270187, 810561, 1350935, 2431683, 4052805, 12158415]

約数ペア:

[(1, 12158415), (3, 4052805), (5, 2431683), (9, 1350935), (15, 810561), (45, 270187), (271, 44865), (813, 14955), (997, 12195), (1355, 8973), (2439, 4985), (2991, 4065)]