66657681

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{129937}}^1$

素因数の和:129965

約数の個数: 16

約数和(自身を含む): 103950400

約数和(自身を除く): 37292719

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 129937, 389811, 1169433, 2468803, 3508299, 7406409, 22219227, 66657681]

約数ペア:

[(1, 66657681), (3, 22219227), (9, 7406409), (19, 3508299), (27, 2468803), (57, 1169433), (171, 389811), (513, 129937)]