42047788

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{389}}^1\times {\mathrm{443}}^1$

素因数の和:897

約数の個数: 24

約数和(自身を含む): 75151440

約数和(自身を除く): 33103652

約数列:

[1, 2, 4, 61, 122, 244, 389, 443, 778, 886, 1556, 1772, 23729, 27023, 47458, 54046, 94916, 108092, 172327, 344654, 689308, 10511947, 21023894, 42047788]

約数ペア:

[(1, 42047788), (2, 21023894), (4, 10511947), (61, 689308), (122, 344654), (244, 172327), (389, 108092), (443, 94916), (778, 54046), (886, 47458), (1556, 27023), (1772, 23729)]