664272889

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{479}}^1\times {\mathrm{10427}}^1$

素因数の和:10932

約数の個数: 16

約数和(自身を含む): 800870400

約数和(自身を除く): 136597511

約数列:

[1, 7, 19, 133, 479, 3353, 9101, 10427, 63707, 72989, 198113, 1386791, 4994533, 34961731, 94896127, 664272889]

約数ペア:

[(1, 664272889), (7, 94896127), (19, 34961731), (133, 4994533), (479, 1386791), (3353, 198113), (9101, 72989), (10427, 63707)]