78183711

素因数分解:

$3^4\times {\mathrm{929}}^1\times {\mathrm{1039}}^1$

素因数の和:1980

約数の個数: 20

約数和(自身を含む): 117031200

約数和(自身を除く): 38847489

約数列:

[1, 3, 9, 27, 81, 929, 1039, 2787, 3117, 8361, 9351, 25083, 28053, 75249, 84159, 965231, 2895693, 8687079, 26061237, 78183711]

約数ペア:

[(1, 78183711), (3, 26061237), (9, 8687079), (27, 2895693), (81, 965231), (929, 84159), (1039, 75249), (2787, 28053), (3117, 25083), (8361, 9351)]