31090766

素因数分解:

$2^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{28111}}^1$

素因数の和:28199

約数の個数: 16

約数和(自身を含む): 53975040

約数和(自身を除く): 22884274

約数列:

[1, 2, 7, 14, 79, 158, 553, 1106, 28111, 56222, 196777, 393554, 2220769, 4441538, 15545383, 31090766]

約数ペア:

[(1, 31090766), (2, 15545383), (7, 4441538), (14, 2220769), (79, 393554), (158, 196777), (553, 56222), (1106, 28111)]