138907816

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{1021381}}^1$

素因数の和:1021404

約数の個数: 16

約数和(自身を含む): 275773140

約数和(自身を除く): 136865324

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 1021381, 2042762, 4085524, 8171048, 17363477, 34726954, 69453908, 138907816]

約数ペア:

[(1, 138907816), (2, 69453908), (4, 34726954), (8, 17363477), (17, 8171048), (34, 4085524), (68, 2042762), (136, 1021381)]