641233630

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1491241}}^1$

素因数の和:1491291

約数の個数: 16

約数和(自身を含む): 1181063664

約数和(自身を除く): 539830034

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 1491241, 2982482, 7456205, 14912410, 64123363, 128246726, 320616815, 641233630]

約数ペア:

[(1, 641233630), (2, 320616815), (5, 128246726), (10, 64123363), (43, 14912410), (86, 7456205), (215, 2982482), (430, 1491241)]