138999741

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{281}}^1$

素因数の和:481

約数の個数: 32

約数和(自身を含む): 198816768

約数和(自身を除く): 59817027

約数列:

[1, 3, 23, 67, 69, 107, 201, 281, 321, 843, 1541, 2461, 4623, 6463, 7169, 7383, 18827, 19389, 21507, 30067, 56481, 90201, 164887, 433021, 494661, 691541, 1299063, 2014489, 2074623, 6043467, 46333247, 138999741]

約数ペア:

[(1, 138999741), (3, 46333247), (23, 6043467), (67, 2074623), (69, 2014489), (107, 1299063), (201, 691541), (281, 494661), (321, 433021), (843, 164887), (1541, 90201), (2461, 56481), (4623, 30067), (6463, 21507), (7169, 19389), (7383, 18827)]