15721805442

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{2857471}}^1$

素因数の和:2857614

約数の個数: 32

約数和(自身を含む): 36209885184

約数和(自身を除く): 20488079742

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 131, 262, 393, 786, 917, 1834, 2751, 5502, 2857471, 5714942, 8572413, 17144826, 20002297, 40004594, 60006891, 120013782, 374328701, 748657402, 1122986103, 2245972206, 2620300907, 5240601814, 7860902721, 15721805442]

約数ペア:

[(1, 15721805442), (2, 7860902721), (3, 5240601814), (6, 2620300907), (7, 2245972206), (14, 1122986103), (21, 748657402), (42, 374328701), (131, 120013782), (262, 60006891), (393, 40004594), (786, 20002297), (917, 17144826), (1834, 8572413), (2751, 5714942), (5502, 2857471)]