1639108614

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{719}}^1\times {\mathrm{2657}}^1$

素因数の和:3405

約数の個数: 64

約数和(自身を含む): 3858140160

約数和(自身を除く): 2219031546

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 143, 286, 429, 719, 858, 1438, 2157, 2657, 4314, 5314, 7909, 7971, 9347, 15818, 15942, 18694, 23727, 28041, 29227, 34541, 47454, 56082, 58454, 69082, 87681, 102817, 103623, 175362, 205634, 207246, 308451, 379951, 616902, 759902, 1139853, 1910383, 2279706, 3820766, 5731149, 11462298, 21014213, 24834979, 42028426, 49669958, 63042639, 74504937, 126085278, 149009874, 273184769, 546369538, 819554307, 1639108614]

約数ペア:

[(1, 1639108614), (2, 819554307), (3, 546369538), (6, 273184769), (11, 149009874), (13, 126085278), (22, 74504937), (26, 63042639), (33, 49669958), (39, 42028426), (66, 24834979), (78, 21014213), (143, 11462298), (286, 5731149), (429, 3820766), (719, 2279706), (858, 1910383), (1438, 1139853), (2157, 759902), (2657, 616902), (4314, 379951), (5314, 308451), (7909, 207246), (7971, 205634), (9347, 175362), (15818, 103623), (15942, 102817), (18694, 87681), (23727, 69082), (28041, 58454), (29227, 56082), (34541, 47454)]