1281442274

素因数分解:

$2^1\times 7^1\times {\mathrm{823}}^1\times {\mathrm{111217}}^1$

素因数の和:112049

約数の個数: 16

約数和(自身を含む): 2199447168

約数和(自身を除く): 918004894

約数列:

[1, 2, 7, 14, 823, 1646, 5761, 11522, 111217, 222434, 778519, 1557038, 91531591, 183063182, 640721137, 1281442274]

約数ペア:

[(1, 1281442274), (2, 640721137), (7, 183063182), (14, 91531591), (823, 1557038), (1646, 778519), (5761, 222434), (11522, 111217)]