2688686

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1$

素因数の和:129

約数の個数: 64

約数和(自身を含む): 5806080

約数和(自身を除く): 3117394

約数列:

[1, 2, 7, 11, 13, 14, 17, 22, 26, 34, 77, 79, 91, 119, 143, 154, 158, 182, 187, 221, 238, 286, 374, 442, 553, 869, 1001, 1027, 1106, 1309, 1343, 1547, 1738, 2002, 2054, 2431, 2618, 2686, 3094, 4862, 6083, 7189, 9401, 11297, 12166, 14378, 14773, 17017, 17459, 18802, 22594, 29546, 34034, 34918, 79079, 103411, 122213, 158158, 192049, 206822, 244426, 384098, 1344343, 2688686]

約数ペア:

[(1, 2688686), (2, 1344343), (7, 384098), (11, 244426), (13, 206822), (14, 192049), (17, 158158), (22, 122213), (26, 103411), (34, 79079), (77, 34918), (79, 34034), (91, 29546), (119, 22594), (143, 18802), (154, 17459), (158, 17017), (182, 14773), (187, 14378), (221, 12166), (238, 11297), (286, 9401), (374, 7189), (442, 6083), (553, 4862), (869, 3094), (1001, 2686), (1027, 2618), (1106, 2431), (1309, 2054), (1343, 2002), (1547, 1738)]