55156257

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{2393}}^1$

素因数の和:2609

約数の個数: 24

約数和(自身を含む): 86270184

約数和(自身を除く): 31113927

約数列:

[1, 3, 9, 13, 39, 117, 197, 591, 1773, 2393, 2561, 7179, 7683, 21537, 23049, 31109, 93327, 279981, 471421, 1414263, 4242789, 6128473, 18385419, 55156257]

約数ペア:

[(1, 55156257), (3, 18385419), (9, 6128473), (13, 4242789), (39, 1414263), (117, 471421), (197, 279981), (591, 93327), (1773, 31109), (2393, 23049), (2561, 21537), (7179, 7683)]