81491295

素因数分解:

$3^1\times 5^1\times {\mathrm{1667}}^1\times {\mathrm{3259}}^1$

素因数の和:4934

約数の個数: 16

約数和(自身を含む): 130504320

約数和(自身を除く): 49013025

約数列:

[1, 3, 5, 15, 1667, 3259, 5001, 8335, 9777, 16295, 25005, 48885, 5432753, 16298259, 27163765, 81491295]

約数ペア:

[(1, 81491295), (3, 27163765), (5, 16298259), (15, 5432753), (1667, 48885), (3259, 25005), (5001, 16295), (8335, 9777)]