617991

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{307}}^1$

素因数の和:382

約数の個数: 16

約数和(自身を含む): 916608

約数和(自身を除く): 298617

約数列:

[1, 3, 11, 33, 61, 183, 307, 671, 921, 2013, 3377, 10131, 18727, 56181, 205997, 617991]

約数ペア:

[(1, 617991), (3, 205997), (11, 56181), (33, 18727), (61, 10131), (183, 3377), (307, 2013), (671, 921)]