397608875

素因数分解:

$5^3\times {\mathrm{71}}^2\times {\mathrm{631}}^1$

素因数の和:788

約数の個数: 24

約数和(自身を含む): 504100896

約数和(自身を除く): 106492021

約数列:

[1, 5, 25, 71, 125, 355, 631, 1775, 3155, 5041, 8875, 15775, 25205, 44801, 78875, 126025, 224005, 630125, 1120025, 3180871, 5600125, 15904355, 79521775, 397608875]

約数ペア:

[(1, 397608875), (5, 79521775), (25, 15904355), (71, 5600125), (125, 3180871), (355, 1120025), (631, 630125), (1775, 224005), (3155, 126025), (5041, 78875), (8875, 44801), (15775, 25205)]