28761987

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{4889}}^1$

素因数の和:4982

約数の個数: 16

約数和(自身を含む): 40137120

約数和(自身を除く): 11375133

約数列:

[1, 3, 37, 53, 111, 159, 1961, 4889, 5883, 14667, 180893, 259117, 542679, 777351, 9587329, 28761987]

約数ペア:

[(1, 28761987), (3, 9587329), (37, 777351), (53, 542679), (111, 259117), (159, 180893), (1961, 14667), (4889, 5883)]