168260217853

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{313}}^1\times {\mathrm{3889}}^1$

素因数の和:4267

約数の個数: 64

約数和(自身を含む): 218885632000

約数和(自身を除く): 50625414147

約数列:

[1, 7, 13, 31, 49, 91, 217, 313, 343, 403, 637, 1519, 2191, 2821, 3889, 4069, 4459, 9703, 10633, 15337, 19747, 27223, 28483, 50557, 67921, 107359, 120559, 126139, 138229, 190561, 199381, 353899, 475447, 843913, 882973, 1217257, 1333927, 1395667, 1567267, 2477293, 3328129, 5907391, 6180811, 8520799, 10970869, 15824341, 17341051, 37734967, 41351737, 43265677, 59645593, 76796083, 110770387, 264144769, 417519151, 490554571, 537572581, 775392709, 1849013383, 3433881997, 5427748963, 12943093681, 24037173979, 168260217853]

約数ペア:

[(1, 168260217853), (7, 24037173979), (13, 12943093681), (31, 5427748963), (49, 3433881997), (91, 1849013383), (217, 775392709), (313, 537572581), (343, 490554571), (403, 417519151), (637, 264144769), (1519, 110770387), (2191, 76796083), (2821, 59645593), (3889, 43265677), (4069, 41351737), (4459, 37734967), (9703, 17341051), (10633, 15824341), (15337, 10970869), (19747, 8520799), (27223, 6180811), (28483, 5907391), (50557, 3328129), (67921, 2477293), (107359, 1567267), (120559, 1395667), (126139, 1333927), (138229, 1217257), (190561, 882973), (199381, 843913), (353899, 475447)]