131426316

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{521533}}^1$

素因数の和:521550

約数の個数: 36

約数和(自身を含む): 379676752

約数和(自身を除く): 248250436

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 521533, 1043066, 1564599, 2086132, 3129198, 3650731, 4693797, 6258396, 7301462, 9387594, 10952193, 14602924, 18775188, 21904386, 32856579, 43808772, 65713158, 131426316]

約数ペア:

[(1, 131426316), (2, 65713158), (3, 43808772), (4, 32856579), (6, 21904386), (7, 18775188), (9, 14602924), (12, 10952193), (14, 9387594), (18, 7301462), (21, 6258396), (28, 4693797), (36, 3650731), (42, 3129198), (63, 2086132), (84, 1564599), (126, 1043066), (252, 521533)]