215929857

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{5189}}^1$

素因数の和:5313

約数の個数: 32

約数和(自身を含む): 341792640

約数和(自身を除く): 125862783

約数列:

[1, 3, 11, 13, 33, 39, 97, 143, 291, 429, 1067, 1261, 3201, 3783, 5189, 13871, 15567, 41613, 57079, 67457, 171237, 202371, 503333, 742027, 1509999, 2226081, 5536663, 6543329, 16609989, 19629987, 71976619, 215929857]

約数ペア:

[(1, 215929857), (3, 71976619), (11, 19629987), (13, 16609989), (33, 6543329), (39, 5536663), (97, 2226081), (143, 1509999), (291, 742027), (429, 503333), (1067, 202371), (1261, 171237), (3201, 67457), (3783, 57079), (5189, 41613), (13871, 15567)]