27280984

素因数分解:

$2^3\times {\mathrm{163}}^1\times {\mathrm{20921}}^1$

素因数の和:21090

約数の個数: 16

約数和(自身を含む): 51468120

約数和(自身を除く): 24187136

約数列:

[1, 2, 4, 8, 163, 326, 652, 1304, 20921, 41842, 83684, 167368, 3410123, 6820246, 13640492, 27280984]

約数ペア:

[(1, 27280984), (2, 13640492), (4, 6820246), (8, 3410123), (163, 167368), (326, 83684), (652, 41842), (1304, 20921)]