27870004

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{24109}}^1$

素因数の和:24147

約数の個数: 18

約数和(自身を含む): 51812390

約数和(自身を除く): 23942386

約数列:

[1, 2, 4, 17, 34, 68, 289, 578, 1156, 24109, 48218, 96436, 409853, 819706, 1639412, 6967501, 13935002, 27870004]

約数ペア:

[(1, 27870004), (2, 13935002), (4, 6967501), (17, 1639412), (34, 819706), (68, 409853), (289, 96436), (578, 48218), (1156, 24109)]