378021249

素因数分解:

$3^5\times {\mathrm{1555643}}^1$

素因数の和:1555658

約数の個数: 12

約数和(自身を含む): 566254416

約数和(自身を除く): 188233167

約数列:

[1, 3, 9, 27, 81, 243, 1555643, 4666929, 14000787, 42002361, 126007083, 378021249]

約数ペア:

[(1, 378021249), (3, 126007083), (9, 42002361), (27, 14000787), (81, 4666929), (243, 1555643)]