8218341

素因数分解:

$3^4\times {\mathrm{241}}^1\times {\mathrm{421}}^1$

素因数の和:674

約数の個数: 20

約数和(自身を含む): 12357004

約数和(自身を除く): 4138663

約数列:

[1, 3, 9, 27, 81, 241, 421, 723, 1263, 2169, 3789, 6507, 11367, 19521, 34101, 101461, 304383, 913149, 2739447, 8218341]

約数ペア:

[(1, 8218341), (3, 2739447), (9, 913149), (27, 304383), (81, 101461), (241, 34101), (421, 19521), (723, 11367), (1263, 6507), (2169, 3789)]