261277504

素因数分解:

$2^6\times {\mathrm{223}}^1\times {\mathrm{18307}}^1$

素因数の和:18542

約数の個数: 28

約数和(自身を含む): 520825984

約数和(自身を除く): 259548480

約数列:

[1, 2, 4, 8, 16, 32, 64, 223, 446, 892, 1784, 3568, 7136, 14272, 18307, 36614, 73228, 146456, 292912, 585824, 1171648, 4082461, 8164922, 16329844, 32659688, 65319376, 130638752, 261277504]

約数ペア:

[(1, 261277504), (2, 130638752), (4, 65319376), (8, 32659688), (16, 16329844), (32, 8164922), (64, 4082461), (223, 1171648), (446, 585824), (892, 292912), (1784, 146456), (3568, 73228), (7136, 36614), (14272, 18307)]