210054698

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1$

素因数の和:307

約数の個数: 64

約数和(自身を含む): 388497408

約数和(自身を除く): 178442710

約数列:

[1, 2, 7, 14, 31, 37, 62, 74, 103, 127, 206, 217, 254, 259, 434, 518, 721, 889, 1147, 1442, 1778, 2294, 3193, 3811, 3937, 4699, 6386, 7622, 7874, 8029, 9398, 13081, 16058, 22351, 26162, 26677, 27559, 32893, 44702, 53354, 55118, 65786, 91567, 118141, 145669, 183134, 236282, 291338, 405511, 483997, 811022, 826987, 967994, 1019683, 1653974, 2039366, 2838577, 3387979, 5677154, 6775958, 15003907, 30007814, 105027349, 210054698]

約数ペア:

[(1, 210054698), (2, 105027349), (7, 30007814), (14, 15003907), (31, 6775958), (37, 5677154), (62, 3387979), (74, 2838577), (103, 2039366), (127, 1653974), (206, 1019683), (217, 967994), (254, 826987), (259, 811022), (434, 483997), (518, 405511), (721, 291338), (889, 236282), (1147, 183134), (1442, 145669), (1778, 118141), (2294, 91567), (3193, 65786), (3811, 55118), (3937, 53354), (4699, 44702), (6386, 32893), (7622, 27559), (7874, 26677), (8029, 26162), (9398, 22351), (13081, 16058)]