666787779

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{460171}}^1$

素因数の和:460207

約数の個数: 24

約数和(自身を含む): 1148589312

約数和(自身を除く): 481801533

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 460171, 1380513, 3221197, 4141539, 9663591, 10583933, 28990773, 31751799, 74087531, 95255397, 222262593, 666787779]

約数ペア:

[(1, 666787779), (3, 222262593), (7, 95255397), (9, 74087531), (21, 31751799), (23, 28990773), (63, 10583933), (69, 9663591), (161, 4141539), (207, 3221197), (483, 1380513), (1449, 460171)]