868034817

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{390479}}^1$

素因数の和:390517

約数の個数: 24

約数和(自身を含む): 1421347200

約数和(自身を除く): 553312383

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 390479, 1171437, 3514311, 5076227, 7419101, 15228681, 22257303, 45686043, 66771909, 96448313, 289344939, 868034817]

約数ペア:

[(1, 868034817), (3, 289344939), (9, 96448313), (13, 66771909), (19, 45686043), (39, 22257303), (57, 15228681), (117, 7419101), (171, 5076227), (247, 3514311), (741, 1171437), (2223, 390479)]