28978218

素因数分解:

$2^1\times 3^2\times {\mathrm{1609901}}^1$

素因数の和:1609909

約数の個数: 12

約数和(自身を含む): 62786178

約数和(自身を除く): 33807960

約数列:

[1, 2, 3, 6, 9, 18, 1609901, 3219802, 4829703, 9659406, 14489109, 28978218]

約数ペア:

[(1, 28978218), (2, 14489109), (3, 9659406), (6, 4829703), (9, 3219802), (18, 1609901)]