256864892

素因数分解:

$2^2\times {\mathrm{151}}^1\times {\mathrm{425273}}^1$

素因数の和:425428

約数の個数: 12

約数和(自身を含む): 452491536

約数和(自身を除く): 195626644

約数列:

[1, 2, 4, 151, 302, 604, 425273, 850546, 1701092, 64216223, 128432446, 256864892]

約数ペア:

[(1, 256864892), (2, 128432446), (4, 64216223), (151, 1701092), (302, 850546), (604, 425273)]