201994779

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{467}}^1\times {\mathrm{479}}^1$

素因数の和:999

約数の個数: 32

約数和(自身を含む): 316293120

約数和(自身を除く): 114298341

約数列:

[1, 3, 7, 21, 43, 129, 301, 467, 479, 903, 1401, 1437, 3269, 3353, 9807, 10059, 20081, 20597, 60243, 61791, 140567, 144179, 223693, 421701, 432537, 671079, 1565851, 4697553, 9618799, 28856397, 67331593, 201994779]

約数ペア:

[(1, 201994779), (3, 67331593), (7, 28856397), (21, 9618799), (43, 4697553), (129, 1565851), (301, 671079), (467, 432537), (479, 421701), (903, 223693), (1401, 144179), (1437, 140567), (3269, 61791), (3353, 60243), (9807, 20597), (10059, 20081)]