6643868

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:123

約数の個数: 72

約数和(自身を含む): 15283296

約数和(自身を除く): 8639428

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 37, 44, 53, 74, 77, 106, 121, 148, 154, 212, 242, 259, 308, 371, 407, 484, 518, 583, 742, 814, 847, 1036, 1166, 1484, 1628, 1694, 1961, 2332, 2849, 3388, 3922, 4081, 4477, 5698, 6413, 7844, 8162, 8954, 11396, 12826, 13727, 16324, 17908, 21571, 25652, 27454, 31339, 43142, 44891, 54908, 62678, 86284, 89782, 125356, 150997, 179564, 237281, 301994, 474562, 603988, 949124, 1660967, 3321934, 6643868]

約数ペア:

[(1, 6643868), (2, 3321934), (4, 1660967), (7, 949124), (11, 603988), (14, 474562), (22, 301994), (28, 237281), (37, 179564), (44, 150997), (53, 125356), (74, 89782), (77, 86284), (106, 62678), (121, 54908), (148, 44891), (154, 43142), (212, 31339), (242, 27454), (259, 25652), (308, 21571), (371, 17908), (407, 16324), (484, 13727), (518, 12826), (583, 11396), (742, 8954), (814, 8162), (847, 7844), (1036, 6413), (1166, 5698), (1484, 4477), (1628, 4081), (1694, 3922), (1961, 3388), (2332, 2849)]