685780479

素因数分解:

$3^3\times {\mathrm{821}}^1\times {\mathrm{30937}}^1$

素因数の和:31767

約数の個数: 16

約数和(自身を含む): 1017241440

約数和(自身を除く): 331460961

約数列:

[1, 3, 9, 27, 821, 2463, 7389, 22167, 30937, 92811, 278433, 835299, 25399277, 76197831, 228593493, 685780479]

約数ペア:

[(1, 685780479), (3, 228593493), (9, 76197831), (27, 25399277), (821, 835299), (2463, 278433), (7389, 92811), (22167, 30937)]