891004058

素因数分解:

$2^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{144973}}^1$

素因数の和:145421

約数の個数: 16

約数和(自身を含む): 1530925440

約数和(自身を除く): 639921382

約数列:

[1, 2, 7, 14, 439, 878, 3073, 6146, 144973, 289946, 1014811, 2029622, 63643147, 127286294, 445502029, 891004058]

約数ペア:

[(1, 891004058), (2, 445502029), (7, 127286294), (14, 63643147), (439, 2029622), (878, 1014811), (3073, 289946), (6146, 144973)]