207876285

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{65063}}^1$

素因数の和:65145

約数の個数: 24

約数和(自身を含む): 365399424

約数和(自身を除く): 157523139

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 1065, 3195, 65063, 195189, 325315, 585567, 975945, 2927835, 4619473, 13858419, 23097365, 41575257, 69292095, 207876285]

約数ペア:

[(1, 207876285), (3, 69292095), (5, 41575257), (9, 23097365), (15, 13858419), (45, 4619473), (71, 2927835), (213, 975945), (355, 585567), (639, 325315), (1065, 195189), (3195, 65063)]