2005659

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{317}}^1$

素因数の和:379

約数の個数: 24

約数和(自身を含む): 3141840

約数和(自身を除く): 1136181

約数列:

[1, 3, 9, 19, 37, 57, 111, 171, 317, 333, 703, 951, 2109, 2853, 6023, 6327, 11729, 18069, 35187, 54207, 105561, 222851, 668553, 2005659]

約数ペア:

[(1, 2005659), (3, 668553), (9, 222851), (19, 105561), (37, 54207), (57, 35187), (111, 18069), (171, 11729), (317, 6327), (333, 6023), (703, 2853), (951, 2109)]