222720381

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{634531}}^1$

素因数の和:634553

約数の個数: 16

約数和(自身を含む): 355337920

約数和(自身を除く): 132617539

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 634531, 1903593, 5710779, 8248903, 17132337, 24746709, 74240127, 222720381]

約数ペア:

[(1, 222720381), (3, 74240127), (9, 24746709), (13, 17132337), (27, 8248903), (39, 5710779), (117, 1903593), (351, 634531)]