398864310

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1022729}}^1$

素因数の和:1022752

約数の個数: 32

約数和(自身を含む): 1030911840

約数和(自身を除く): 632047530

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 1022729, 2045458, 3068187, 5113645, 6136374, 10227290, 13295477, 15340935, 26590954, 30681870, 39886431, 66477385, 79772862, 132954770, 199432155, 398864310]

約数ペア:

[(1, 398864310), (2, 199432155), (3, 132954770), (5, 79772862), (6, 66477385), (10, 39886431), (13, 30681870), (15, 26590954), (26, 15340935), (30, 13295477), (39, 10227290), (65, 6136374), (78, 5113645), (130, 3068187), (195, 2045458), (390, 1022729)]