257001903

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{62213}}^1$

素因数の和:62245

約数の個数: 24

約数和(自身を含む): 407626128

約数和(自身を除く): 150624225

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 243, 459, 1377, 4131, 62213, 186639, 559917, 1057621, 1679751, 3172863, 5039253, 9518589, 15117759, 28555767, 85667301, 257001903]

約数ペア:

[(1, 257001903), (3, 85667301), (9, 28555767), (17, 15117759), (27, 9518589), (51, 5039253), (81, 3172863), (153, 1679751), (243, 1057621), (459, 559917), (1377, 186639), (4131, 62213)]