218320218

素因数分解:

$2^1\times 3^3\times {\mathrm{4042967}}^1$

素因数の和:4042978

約数の個数: 16

約数和(自身を含む): 485156160

約数和(自身を除く): 266835942

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 4042967, 8085934, 12128901, 24257802, 36386703, 72773406, 109160109, 218320218]

約数ペア:

[(1, 218320218), (2, 109160109), (3, 72773406), (6, 36386703), (9, 24257802), (18, 12128901), (27, 8085934), (54, 4042967)]