1407406

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1$

素因数の和:89

約数の個数: 64

約数和(自身を含む): 3064320

約数和(自身を除く): 1656914

約数列:

[1, 2, 7, 11, 13, 14, 19, 22, 26, 37, 38, 74, 77, 91, 133, 143, 154, 182, 209, 247, 259, 266, 286, 407, 418, 481, 494, 518, 703, 814, 962, 1001, 1406, 1463, 1729, 2002, 2717, 2849, 2926, 3367, 3458, 4921, 5291, 5434, 5698, 6734, 7733, 9139, 9842, 10582, 15466, 18278, 19019, 37037, 38038, 54131, 63973, 74074, 100529, 108262, 127946, 201058, 703703, 1407406]

約数ペア:

[(1, 1407406), (2, 703703), (7, 201058), (11, 127946), (13, 108262), (14, 100529), (19, 74074), (22, 63973), (26, 54131), (37, 38038), (38, 37037), (74, 19019), (77, 18278), (91, 15466), (133, 10582), (143, 9842), (154, 9139), (182, 7733), (209, 6734), (247, 5698), (259, 5434), (266, 5291), (286, 4921), (407, 3458), (418, 3367), (481, 2926), (494, 2849), (518, 2717), (703, 2002), (814, 1729), (962, 1463), (1001, 1406)]