3989552007

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1366753}}^1$

素因数の和:1366902

約数の個数: 16

約数和(自身を含む): 6123057920

約数和(自身を除く): 2133505913

約数列:

[1, 3, 7, 21, 139, 417, 973, 2919, 1366753, 4100259, 9567271, 28701813, 189978667, 569936001, 1329850669, 3989552007]

約数ペア:

[(1, 3989552007), (3, 1329850669), (7, 569936001), (21, 189978667), (139, 28701813), (417, 9567271), (973, 4100259), (2919, 1366753)]