2891931005

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{499039}}^1$

素因数の和:499124

約数の個数: 16

約数和(自身を含む): 3712857600

約数和(自身を除く): 820926595

約数列:

[1, 5, 19, 61, 95, 305, 1159, 5795, 499039, 2495195, 9481741, 30441379, 47408705, 152206895, 578386201, 2891931005]

約数ペア:

[(1, 2891931005), (5, 578386201), (19, 152206895), (61, 47408705), (95, 30441379), (305, 9481741), (1159, 2495195), (5795, 499039)]