26663955

素因数分解:

$3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{19973}}^1$

素因数の和:20070

約数の個数: 16

約数和(自身を含む): 43143840

約数和(自身を除く): 16479885

約数列:

[1, 3, 5, 15, 89, 267, 445, 1335, 19973, 59919, 99865, 299595, 1777597, 5332791, 8887985, 26663955]

約数ペア:

[(1, 26663955), (3, 8887985), (5, 5332791), (15, 1777597), (89, 299595), (267, 99865), (445, 59919), (1335, 19973)]