644919456

素因数分解:

$2^5\times 3^1\times {\mathrm{311}}^1\times {\mathrm{21601}}^1$

素因数の和:21925

約数の個数: 48

約数和(自身を含む): 1698435648

約数和(自身を除く): 1053516192

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 311, 622, 933, 1244, 1866, 2488, 3732, 4976, 7464, 9952, 14928, 21601, 29856, 43202, 64803, 86404, 129606, 172808, 259212, 345616, 518424, 691232, 1036848, 2073696, 6717911, 13435822, 20153733, 26871644, 40307466, 53743288, 80614932, 107486576, 161229864, 214973152, 322459728, 644919456]

約数ペア:

[(1, 644919456), (2, 322459728), (3, 214973152), (4, 161229864), (6, 107486576), (8, 80614932), (12, 53743288), (16, 40307466), (24, 26871644), (32, 20153733), (48, 13435822), (96, 6717911), (311, 2073696), (622, 1036848), (933, 691232), (1244, 518424), (1866, 345616), (2488, 259212), (3732, 172808), (4976, 129606), (7464, 86404), (9952, 64803), (14928, 43202), (21601, 29856)]