426897261

素因数分解:

$3^2\times 7^2\times {\mathrm{968021}}^1$

素因数の和:968041

約数の個数: 18

約数和(自身を含む): 717304302

約数和(自身を除く): 290407041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 968021, 2904063, 6776147, 8712189, 20328441, 47433029, 60985323, 142299087, 426897261]

約数ペア:

[(1, 426897261), (3, 142299087), (7, 60985323), (9, 47433029), (21, 20328441), (49, 8712189), (63, 6776147), (147, 2904063), (441, 968021)]