13404976

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{223}}^1$

素因数の和:278

約数の個数: 60

約数和(自身を含む): 29845312

約数和(自身を除く): 16440336

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 223, 272, 289, 442, 446, 578, 884, 892, 1156, 1768, 1784, 2312, 2899, 3536, 3568, 3757, 3791, 4624, 5798, 7514, 7582, 11596, 15028, 15164, 23192, 30056, 30328, 46384, 49283, 60112, 60656, 64447, 98566, 128894, 197132, 257788, 394264, 515576, 788528, 837811, 1031152, 1675622, 3351244, 6702488, 13404976]

約数ペア:

[(1, 13404976), (2, 6702488), (4, 3351244), (8, 1675622), (13, 1031152), (16, 837811), (17, 788528), (26, 515576), (34, 394264), (52, 257788), (68, 197132), (104, 128894), (136, 98566), (208, 64447), (221, 60656), (223, 60112), (272, 49283), (289, 46384), (442, 30328), (446, 30056), (578, 23192), (884, 15164), (892, 15028), (1156, 11596), (1768, 7582), (1784, 7514), (2312, 5798), (2899, 4624), (3536, 3791), (3568, 3757)]