2857800894

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{7559}}^1$

素因数の和:7745

約数の個数: 64

約数和(自身を含む): 6370721280

約数和(自身を除く): 3512920386

約数列:

[1, 2, 3, 6, 13, 26, 37, 39, 74, 78, 111, 131, 222, 262, 393, 481, 786, 962, 1443, 1703, 2886, 3406, 4847, 5109, 7559, 9694, 10218, 14541, 15118, 22677, 29082, 45354, 63011, 98267, 126022, 189033, 196534, 279683, 294801, 378066, 559366, 589602, 839049, 990229, 1678098, 1980458, 2970687, 3635879, 5941374, 7271758, 10907637, 12872977, 21815274, 25745954, 36638473, 38618931, 73276946, 77237862, 109915419, 219830838, 476300149, 952600298, 1428900447, 2857800894]

約数ペア:

[(1, 2857800894), (2, 1428900447), (3, 952600298), (6, 476300149), (13, 219830838), (26, 109915419), (37, 77237862), (39, 73276946), (74, 38618931), (78, 36638473), (111, 25745954), (131, 21815274), (222, 12872977), (262, 10907637), (393, 7271758), (481, 5941374), (786, 3635879), (962, 2970687), (1443, 1980458), (1703, 1678098), (2886, 990229), (3406, 839049), (4847, 589602), (5109, 559366), (7559, 378066), (9694, 294801), (10218, 279683), (14541, 196534), (15118, 189033), (22677, 126022), (29082, 98267), (45354, 63011)]