81963671679

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{4024337}}^1$

素因数の和:4024447

約数の個数: 24

約数和(自身を含む): 123885220992

約数和(自身を除く): 41921549313

約数列:

[1, 3, 9, 31, 73, 93, 219, 279, 657, 2263, 6789, 20367, 4024337, 12073011, 36219033, 124754447, 293776601, 374263341, 881329803, 1122790023, 2643989409, 9107074631, 27321223893, 81963671679]

約数ペア:

[(1, 81963671679), (3, 27321223893), (9, 9107074631), (31, 2643989409), (73, 1122790023), (93, 881329803), (219, 374263341), (279, 293776601), (657, 124754447), (2263, 36219033), (6789, 12073011), (20367, 4024337)]