491170081916

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{251}}^1\times {\mathrm{77863}}^1$

素因数の和:78282

約数の個数: 48

約数和(自身を含む): 885646315008

約数和(自身を除く): 394476233092

約数列:

[1, 2, 4, 61, 103, 122, 206, 244, 251, 412, 502, 1004, 6283, 12566, 15311, 25132, 25853, 30622, 51706, 61244, 77863, 103412, 155726, 311452, 1577033, 3154066, 4749643, 6308132, 8019889, 9499286, 16039778, 18998572, 19543613, 32079556, 39087226, 78174452, 489213229, 978426458, 1192160393, 1956852916, 2012992139, 2384320786, 4025984278, 4768641572, 8051968556, 122792520479, 245585040958, 491170081916]

約数ペア:

[(1, 491170081916), (2, 245585040958), (4, 122792520479), (61, 8051968556), (103, 4768641572), (122, 4025984278), (206, 2384320786), (244, 2012992139), (251, 1956852916), (412, 1192160393), (502, 978426458), (1004, 489213229), (6283, 78174452), (12566, 39087226), (15311, 32079556), (25132, 19543613), (25853, 18998572), (30622, 16039778), (51706, 9499286), (61244, 8019889), (77863, 6308132), (103412, 4749643), (155726, 3154066), (311452, 1577033)]