663669874

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{571}}^1\times {\mathrm{1361}}^1$

素因数の和:2002

約数の個数: 32

約数和(自身を含む): 1159247232

約数和(自身を除く): 495577358

約数列:

[1, 2, 7, 14, 61, 122, 427, 571, 854, 1142, 1361, 2722, 3997, 7994, 9527, 19054, 34831, 69662, 83021, 166042, 243817, 487634, 581147, 777131, 1162294, 1554262, 5439917, 10879834, 47404991, 94809982, 331834937, 663669874]

約数ペア:

[(1, 663669874), (2, 331834937), (7, 94809982), (14, 47404991), (61, 10879834), (122, 5439917), (427, 1554262), (571, 1162294), (854, 777131), (1142, 581147), (1361, 487634), (2722, 243817), (3997, 166042), (7994, 83021), (9527, 69662), (19054, 34831)]