27981884

素因数分解:

$2^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{6131}}^1$

素因数の和:6305

約数の個数: 24

約数和(自身を含む): 56316288

約数和(自身を除く): 28334404

約数列:

[1, 2, 4, 7, 14, 28, 163, 326, 652, 1141, 2282, 4564, 6131, 12262, 24524, 42917, 85834, 171668, 999353, 1998706, 3997412, 6995471, 13990942, 27981884]

約数ペア:

[(1, 27981884), (2, 13990942), (4, 6995471), (7, 3997412), (14, 1998706), (28, 999353), (163, 171668), (326, 85834), (652, 42917), (1141, 24524), (2282, 12262), (4564, 6131)]