164648778

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{3920209}}^1$

素因数の和:3920221

約数の個数: 16

約数和(自身を含む): 376340160

約数和(自身を除く): 211691382

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 3920209, 7840418, 11760627, 23521254, 27441463, 54882926, 82324389, 164648778]

約数ペア:

[(1, 164648778), (2, 82324389), (3, 54882926), (6, 27441463), (7, 23521254), (14, 11760627), (21, 7840418), (42, 3920209)]