42139503

素因数分解:

$3^2\times 7^1\times {\mathrm{313}}^1\times {\mathrm{2137}}^1$

素因数の和:2463

約数の個数: 24

約数和(自身を含む): 69818528

約数和(自身を除く): 27679025

約数列:

[1, 3, 7, 9, 21, 63, 313, 939, 2137, 2191, 2817, 6411, 6573, 14959, 19233, 19719, 44877, 134631, 668881, 2006643, 4682167, 6019929, 14046501, 42139503]

約数ペア:

[(1, 42139503), (3, 14046501), (7, 6019929), (9, 4682167), (21, 2006643), (63, 668881), (313, 134631), (939, 44877), (2137, 19719), (2191, 19233), (2817, 14959), (6411, 6573)]