205519909

素因数分解:

$7^1\times {\mathrm{127}}^1\times {\mathrm{151}}^1\times {\mathrm{1531}}^1$

素因数の和:1816

約数の個数: 16

約数和(自身を含む): 238452736

約数和(自身を除く): 32932827

約数列:

[1, 7, 127, 151, 889, 1057, 1531, 10717, 19177, 134239, 194437, 231181, 1361059, 1618267, 29359987, 205519909]

約数ペア:

[(1, 205519909), (7, 29359987), (127, 1618267), (151, 1361059), (889, 231181), (1057, 194437), (1531, 134239), (10717, 19177)]