2017198799

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{7753}}^1$

素因数の和:7911

約数の個数: 32

約数和(自身を含む): 2620231680

約数和(自身を除く): 603032881

約数列:

[1, 7, 11, 31, 77, 109, 217, 341, 763, 1199, 2387, 3379, 7753, 8393, 23653, 37169, 54271, 85283, 240343, 260183, 596981, 845077, 1682401, 2643773, 5915539, 9295847, 18506411, 26197387, 65070929, 183381709, 288171257, 2017198799]

約数ペア:

[(1, 2017198799), (7, 288171257), (11, 183381709), (31, 65070929), (77, 26197387), (109, 18506411), (217, 9295847), (341, 5915539), (763, 2643773), (1199, 1682401), (2387, 845077), (3379, 596981), (7753, 260183), (8393, 240343), (23653, 85283), (37169, 54271)]