13980890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{271}}^1$

素因数の和:363

約数の個数: 64

約数和(自身を含む): 31961088

約数和(自身を除く): 17980198

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 67, 70, 77, 110, 134, 154, 271, 335, 385, 469, 542, 670, 737, 770, 938, 1355, 1474, 1897, 2345, 2710, 2981, 3685, 3794, 4690, 5159, 5962, 7370, 9485, 10318, 14905, 18157, 18970, 20867, 25795, 29810, 36314, 41734, 51590, 90785, 104335, 127099, 181570, 199727, 208670, 254198, 399454, 635495, 998635, 1270990, 1398089, 1997270, 2796178, 6990445, 13980890]

約数ペア:

[(1, 13980890), (2, 6990445), (5, 2796178), (7, 1997270), (10, 1398089), (11, 1270990), (14, 998635), (22, 635495), (35, 399454), (55, 254198), (67, 208670), (70, 199727), (77, 181570), (110, 127099), (134, 104335), (154, 90785), (271, 51590), (335, 41734), (385, 36314), (469, 29810), (542, 25795), (670, 20867), (737, 18970), (770, 18157), (938, 14905), (1355, 10318), (1474, 9485), (1897, 7370), (2345, 5962), (2710, 5159), (2981, 4690), (3685, 3794)]