217139210

素因数分解:

$2^1\times 5^1\times {\mathrm{337}}^1\times {\mathrm{64433}}^1$

素因数の和:64777

約数の個数: 16

約数和(自身を含む): 392016456

約数和(自身を除く): 174877246

約数列:

[1, 2, 5, 10, 337, 674, 1685, 3370, 64433, 128866, 322165, 644330, 21713921, 43427842, 108569605, 217139210]

約数ペア:

[(1, 217139210), (2, 108569605), (5, 43427842), (10, 21713921), (337, 644330), (674, 322165), (1685, 128866), (3370, 64433)]