919936563

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1531}}^1$

素因数の和:1656

約数の個数: 64

約数和(自身を含む): 1581318144

約数和(自身を除く): 661381581

約数列:

[1, 3, 7, 13, 21, 31, 39, 71, 91, 93, 213, 217, 273, 403, 497, 651, 923, 1209, 1491, 1531, 2201, 2769, 2821, 4593, 6461, 6603, 8463, 10717, 15407, 19383, 19903, 28613, 32151, 46221, 47461, 59709, 85839, 108701, 139321, 142383, 200291, 326103, 332227, 417963, 600873, 616993, 760907, 996681, 1413113, 1850979, 2282721, 3369731, 4239339, 4318951, 9891791, 10109193, 12956853, 23588117, 29675373, 43806503, 70764351, 131419509, 306645521, 919936563]

約数ペア:

[(1, 919936563), (3, 306645521), (7, 131419509), (13, 70764351), (21, 43806503), (31, 29675373), (39, 23588117), (71, 12956853), (91, 10109193), (93, 9891791), (213, 4318951), (217, 4239339), (273, 3369731), (403, 2282721), (497, 1850979), (651, 1413113), (923, 996681), (1209, 760907), (1491, 616993), (1531, 600873), (2201, 417963), (2769, 332227), (2821, 326103), (4593, 200291), (6461, 142383), (6603, 139321), (8463, 108701), (10717, 85839), (15407, 59709), (19383, 47461), (19903, 46221), (28613, 32151)]