784128843

素因数分解:

$3^4\times {\mathrm{73}}^1\times {\mathrm{132611}}^1$

素因数の和:132696

約数の個数: 20

約数和(自身を含む): 1187407848

約数和(自身を除く): 403279005

約数列:

[1, 3, 9, 27, 73, 81, 219, 657, 1971, 5913, 132611, 397833, 1193499, 3580497, 9680603, 10741491, 29041809, 87125427, 261376281, 784128843]

約数ペア:

[(1, 784128843), (3, 261376281), (9, 87125427), (27, 29041809), (73, 10741491), (81, 9680603), (219, 3580497), (657, 1193499), (1971, 397833), (5913, 132611)]