131424965

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{1361}}^1$

素因数の和:1493

約数の個数: 32

約数和(自身を含む): 188282880

約数和(自身を除く): 56857915

約数列:

[1, 5, 7, 31, 35, 89, 155, 217, 445, 623, 1085, 1361, 2759, 3115, 6805, 9527, 13795, 19313, 42191, 47635, 96565, 121129, 210955, 295337, 605645, 847903, 1476685, 3754999, 4239515, 18774995, 26284993, 131424965]

約数ペア:

[(1, 131424965), (5, 26284993), (7, 18774995), (31, 4239515), (35, 3754999), (89, 1476685), (155, 847903), (217, 605645), (445, 295337), (623, 210955), (1085, 121129), (1361, 96565), (2759, 47635), (3115, 42191), (6805, 19313), (9527, 13795)]