161705198

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{71}}^2\times {\mathrm{373}}^1$

素因数の和:560

約数の個数: 24

約数和(自身を含む): 252418584

約数和(自身を除く): 90713386

約数列:

[1, 2, 43, 71, 86, 142, 373, 746, 3053, 5041, 6106, 10082, 16039, 26483, 32078, 52966, 216763, 433526, 1138769, 1880293, 2277538, 3760586, 80852599, 161705198]

約数ペア:

[(1, 161705198), (2, 80852599), (43, 3760586), (71, 2277538), (86, 1880293), (142, 1138769), (373, 433526), (746, 216763), (3053, 52966), (5041, 32078), (6106, 26483), (10082, 16039)]