717412542

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{21871}}^1$

素因数の和:21965

約数の個数: 64

約数和(自身を含む): 1814151168

約数和(自身を除く): 1096738626

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 71, 77, 142, 154, 213, 231, 426, 462, 497, 781, 994, 1491, 1562, 2343, 2982, 4686, 5467, 10934, 16401, 21871, 32802, 43742, 65613, 131226, 153097, 240581, 306194, 459291, 481162, 721743, 918582, 1443486, 1552841, 1684067, 3105682, 3368134, 4658523, 5052201, 9317046, 10104402, 10869887, 17081251, 21739774, 32609661, 34162502, 51243753, 65219322, 102487506, 119568757, 239137514, 358706271, 717412542]

約数ペア:

[(1, 717412542), (2, 358706271), (3, 239137514), (6, 119568757), (7, 102487506), (11, 65219322), (14, 51243753), (21, 34162502), (22, 32609661), (33, 21739774), (42, 17081251), (66, 10869887), (71, 10104402), (77, 9317046), (142, 5052201), (154, 4658523), (213, 3368134), (231, 3105682), (426, 1684067), (462, 1552841), (497, 1443486), (781, 918582), (994, 721743), (1491, 481162), (1562, 459291), (2343, 306194), (2982, 240581), (4686, 153097), (5467, 131226), (10934, 65613), (16401, 43742), (21871, 32802)]