645076971

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{930847}}^1$

素因数の和:930871

約数の個数: 24

約数和(自身を含む): 1161698304

約数和(自身を除く): 516621333

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 930847, 2792541, 6515929, 8377623, 10239317, 19547787, 30717951, 58643361, 71675219, 92153853, 215025657, 645076971]

約数ペア:

[(1, 645076971), (3, 215025657), (7, 92153853), (9, 71675219), (11, 58643361), (21, 30717951), (33, 19547787), (63, 10239317), (77, 8377623), (99, 6515929), (231, 2792541), (693, 930847)]