28782866

素因数分解:

$2^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{12613}}^1$

素因数の和:12785

約数の個数: 16

約数和(自身を含む): 49648704

約数和(自身を除く): 20865838

約数列:

[1, 2, 7, 14, 163, 326, 1141, 2282, 12613, 25226, 88291, 176582, 2055919, 4111838, 14391433, 28782866]

約数ペア:

[(1, 28782866), (2, 14391433), (7, 4111838), (14, 2055919), (163, 176582), (326, 88291), (1141, 25226), (2282, 12613)]