78251751

素因数分解:

$3^4\times {\mathrm{379}}^1\times {\mathrm{2549}}^1$

素因数の和:2940

約数の個数: 20

約数和(自身を含む): 117249000

約数和(自身を除く): 38997249

約数列:

[1, 3, 9, 27, 81, 379, 1137, 2549, 3411, 7647, 10233, 22941, 30699, 68823, 206469, 966071, 2898213, 8694639, 26083917, 78251751]

約数ペア:

[(1, 78251751), (3, 26083917), (9, 8694639), (27, 2898213), (81, 966071), (379, 206469), (1137, 68823), (2549, 30699), (3411, 22941), (7647, 10233)]