261940488

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{642011}}^1$

素因数の和:642037

約数の個数: 32

約数和(自身を含む): 693372960

約数和(自身を除く): 431432472

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 408, 642011, 1284022, 1926033, 2568044, 3852066, 5136088, 7704132, 10914187, 15408264, 21828374, 32742561, 43656748, 65485122, 87313496, 130970244, 261940488]

約数ペア:

[(1, 261940488), (2, 130970244), (3, 87313496), (4, 65485122), (6, 43656748), (8, 32742561), (12, 21828374), (17, 15408264), (24, 10914187), (34, 7704132), (51, 5136088), (68, 3852066), (102, 2568044), (136, 1926033), (204, 1284022), (408, 642011)]