80262021

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{53831}}^1$

素因数の和:53912

約数の個数: 16

約数和(自身を含む): 124028928

約数和(自身を除く): 43766907

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 53831, 161493, 376817, 1130451, 3822001, 11466003, 26754007, 80262021]

約数ペア:

[(1, 80262021), (3, 26754007), (7, 11466003), (21, 3822001), (71, 1130451), (213, 376817), (497, 161493), (1491, 53831)]