84920253

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:338

約数の個数: 64

約数和(自身を含む): 142663680

約数和(自身を除く): 57743427

約数列:

[1, 3, 11, 17, 19, 31, 33, 51, 57, 93, 187, 209, 257, 323, 341, 527, 561, 589, 627, 771, 969, 1023, 1581, 1767, 2827, 3553, 4369, 4883, 5797, 6479, 7967, 8481, 10013, 10659, 13107, 14649, 17391, 19437, 23901, 30039, 48059, 53713, 83011, 87637, 110143, 135439, 144177, 151373, 161139, 249033, 262911, 330429, 406317, 454119, 913121, 1489829, 1665103, 2573341, 2739363, 4469487, 4995309, 7720023, 28306751, 84920253]

約数ペア:

[(1, 84920253), (3, 28306751), (11, 7720023), (17, 4995309), (19, 4469487), (31, 2739363), (33, 2573341), (51, 1665103), (57, 1489829), (93, 913121), (187, 454119), (209, 406317), (257, 330429), (323, 262911), (341, 249033), (527, 161139), (561, 151373), (589, 144177), (627, 135439), (771, 110143), (969, 87637), (1023, 83011), (1581, 53713), (1767, 48059), (2827, 30039), (3553, 23901), (4369, 19437), (4883, 17391), (5797, 14649), (6479, 13107), (7967, 10659), (8481, 10013)]