69977726

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:289

約数の個数: 64

約数和(自身を含む): 135905280

約数和(自身を除く): 65927554

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 79, 91, 157, 158, 182, 217, 314, 403, 434, 553, 806, 1027, 1099, 1106, 2041, 2054, 2198, 2449, 2821, 4082, 4867, 4898, 5642, 7189, 9734, 12403, 14287, 14378, 17143, 24806, 28574, 31837, 34069, 34286, 63271, 63674, 68138, 86821, 126542, 161239, 173642, 222859, 322478, 384493, 442897, 445718, 768986, 885794, 1128673, 2257346, 2691451, 4998409, 5382902, 9996818, 34988863, 69977726]

約数ペア:

[(1, 69977726), (2, 34988863), (7, 9996818), (13, 5382902), (14, 4998409), (26, 2691451), (31, 2257346), (62, 1128673), (79, 885794), (91, 768986), (157, 445718), (158, 442897), (182, 384493), (217, 322478), (314, 222859), (403, 173642), (434, 161239), (553, 126542), (806, 86821), (1027, 68138), (1099, 63674), (1106, 63271), (2041, 34286), (2054, 34069), (2198, 31837), (2449, 28574), (2821, 24806), (4082, 17143), (4867, 14378), (4898, 14287), (5642, 12403), (7189, 9734)]