81180108

素因数分解:

$2^2\times 3^2\times {\mathrm{2255003}}^1$

素因数の和:2255013

約数の個数: 18

約数和(自身を含む): 205205364

約数和(自身を除く): 124025256

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 2255003, 4510006, 6765009, 9020012, 13530018, 20295027, 27060036, 40590054, 81180108]

約数ペア:

[(1, 81180108), (2, 40590054), (3, 27060036), (4, 20295027), (6, 13530018), (9, 9020012), (12, 6765009), (18, 4510006), (36, 2255003)]