398894244

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{206467}}^1$

素因数の和:206504

約数の個数: 48

約数和(自身を含む): 1109971968

約数和(自身を除く): 711077724

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 69, 84, 92, 138, 161, 276, 322, 483, 644, 966, 1932, 206467, 412934, 619401, 825868, 1238802, 1445269, 2477604, 2890538, 4335807, 4748741, 5781076, 8671614, 9497482, 14246223, 17343228, 18994964, 28492446, 33241187, 56984892, 66482374, 99723561, 132964748, 199447122, 398894244]

約数ペア:

[(1, 398894244), (2, 199447122), (3, 132964748), (4, 99723561), (6, 66482374), (7, 56984892), (12, 33241187), (14, 28492446), (21, 18994964), (23, 17343228), (28, 14246223), (42, 9497482), (46, 8671614), (69, 5781076), (84, 4748741), (92, 4335807), (138, 2890538), (161, 2477604), (276, 1445269), (322, 1238802), (483, 825868), (644, 619401), (966, 412934), (1932, 206467)]