39991588

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{607}}^1$

素因数の和:812

約数の個数: 48

約数和(自身を含む): 86754304

約数和(自身を除く): 46762716

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 181, 182, 362, 364, 607, 724, 1214, 1267, 2353, 2428, 2534, 4249, 4706, 5068, 7891, 8498, 9412, 15782, 16471, 16996, 31564, 32942, 55237, 65884, 109867, 110474, 219734, 220948, 439468, 769069, 1428271, 1538138, 2856542, 3076276, 5713084, 9997897, 19995794, 39991588]

約数ペア:

[(1, 39991588), (2, 19995794), (4, 9997897), (7, 5713084), (13, 3076276), (14, 2856542), (26, 1538138), (28, 1428271), (52, 769069), (91, 439468), (181, 220948), (182, 219734), (362, 110474), (364, 109867), (607, 65884), (724, 55237), (1214, 32942), (1267, 31564), (2353, 16996), (2428, 16471), (2534, 15782), (4249, 9412), (4706, 8498), (5068, 7891)]