56990438

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{353}}^1\times {\mathrm{907}}^1$

素因数の和:1351

約数の個数: 16

約数和(自身を含む): 86786640

約数和(自身を除く): 29796202

約数列:

[1, 2, 89, 178, 353, 706, 907, 1814, 31417, 62834, 80723, 161446, 320171, 640342, 28495219, 56990438]

約数ペア:

[(1, 56990438), (2, 28495219), (89, 640342), (178, 320171), (353, 161446), (706, 80723), (907, 62834), (1814, 31417)]