2840803578

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{643}}^1\times {\mathrm{3457}}^1$

素因数の和:4179

約数の個数: 48

約数和(自身を含む): 6253281216

約数和(自身を除く): 3412477638

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 643, 1278, 1286, 1929, 3457, 3858, 5787, 6914, 10371, 11574, 20742, 31113, 45653, 62226, 91306, 136959, 245447, 273918, 410877, 490894, 736341, 821754, 1472682, 2209023, 2222851, 4418046, 4445702, 6668553, 13337106, 20005659, 40011318, 157822421, 315644842, 473467263, 946934526, 1420401789, 2840803578]

約数ペア:

[(1, 2840803578), (2, 1420401789), (3, 946934526), (6, 473467263), (9, 315644842), (18, 157822421), (71, 40011318), (142, 20005659), (213, 13337106), (426, 6668553), (639, 4445702), (643, 4418046), (1278, 2222851), (1286, 2209023), (1929, 1472682), (3457, 821754), (3858, 736341), (5787, 490894), (6914, 410877), (10371, 273918), (11574, 245447), (20742, 136959), (31113, 91306), (45653, 62226)]