2787220912

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{3331}}^1$

素因数の和:3618

約数の個数: 80

約数和(自身を含む): 6399145984

約数和(自身を除く): 3611925072

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 241, 248, 434, 482, 496, 868, 964, 1687, 1736, 1928, 3331, 3374, 3472, 3856, 6662, 6748, 7471, 13324, 13496, 14942, 23317, 26648, 26992, 29884, 46634, 52297, 53296, 59768, 93268, 103261, 104594, 119536, 186536, 206522, 209188, 373072, 413044, 418376, 722827, 802771, 826088, 836752, 1445654, 1605542, 1652176, 2891308, 3211084, 5619397, 5782616, 6422168, 11238794, 11565232, 12844336, 22477588, 24885901, 44955176, 49771802, 89910352, 99543604, 174201307, 199087208, 348402614, 398174416, 696805228, 1393610456, 2787220912]

約数ペア:

[(1, 2787220912), (2, 1393610456), (4, 696805228), (7, 398174416), (8, 348402614), (14, 199087208), (16, 174201307), (28, 99543604), (31, 89910352), (56, 49771802), (62, 44955176), (112, 24885901), (124, 22477588), (217, 12844336), (241, 11565232), (248, 11238794), (434, 6422168), (482, 5782616), (496, 5619397), (868, 3211084), (964, 2891308), (1687, 1652176), (1736, 1605542), (1928, 1445654), (3331, 836752), (3374, 826088), (3472, 802771), (3856, 722827), (6662, 418376), (6748, 413044), (7471, 373072), (13324, 209188), (13496, 206522), (14942, 186536), (23317, 119536), (26648, 104594), (26992, 103261), (29884, 93268), (46634, 59768), (52297, 53296)]