331398172

素因数分解:

$2^2\times 7^2\times {\mathrm{97}}^1\times {\mathrm{17431}}^1$

素因数の和:17546

約数の個数: 36

約数和(自身を含む): 681626064

約数和(自身を除く): 350227892

約数列:

[1, 2, 4, 7, 14, 28, 49, 97, 98, 194, 196, 388, 679, 1358, 2716, 4753, 9506, 17431, 19012, 34862, 69724, 122017, 244034, 488068, 854119, 1690807, 1708238, 3381614, 3416476, 6763228, 11835649, 23671298, 47342596, 82849543, 165699086, 331398172]

約数ペア:

[(1, 331398172), (2, 165699086), (4, 82849543), (7, 47342596), (14, 23671298), (28, 11835649), (49, 6763228), (97, 3416476), (98, 3381614), (194, 1708238), (196, 1690807), (388, 854119), (679, 488068), (1358, 244034), (2716, 122017), (4753, 69724), (9506, 34862), (17431, 19012)]