17706681

素因数分解:

$3^6\times {\mathrm{107}}^1\times {\mathrm{227}}^1$

素因数の和:352

約数の個数: 28

約数和(自身を含む): 26914032

約数和(自身を除く): 9207351

約数列:

[1, 3, 9, 27, 81, 107, 227, 243, 321, 681, 729, 963, 2043, 2889, 6129, 8667, 18387, 24289, 26001, 55161, 72867, 78003, 165483, 218601, 655803, 1967409, 5902227, 17706681]

約数ペア:

[(1, 17706681), (3, 5902227), (9, 1967409), (27, 655803), (81, 218601), (107, 165483), (227, 78003), (243, 72867), (321, 55161), (681, 26001), (729, 24289), (963, 18387), (2043, 8667), (2889, 6129)]