221632218

素因数分解:

$2^1\times 3^2\times {\mathrm{12312901}}^1$

素因数の和:12312909

約数の個数: 12

約数和(自身を含む): 480203178

約数和(自身を除く): 258570960

約数列:

[1, 2, 3, 6, 9, 18, 12312901, 24625802, 36938703, 73877406, 110816109, 221632218]

約数ペア:

[(1, 221632218), (2, 110816109), (3, 73877406), (6, 36938703), (9, 24625802), (18, 12312901)]