205985556

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{817403}}^1$

素因数の和:817420

約数の個数: 36

約数和(自身を含む): 595070112

約数和(自身を除く): 389084556

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 817403, 1634806, 2452209, 3269612, 4904418, 5721821, 7356627, 9808836, 11443642, 14713254, 17165463, 22887284, 29426508, 34330926, 51496389, 68661852, 102992778, 205985556]

約数ペア:

[(1, 205985556), (2, 102992778), (3, 68661852), (4, 51496389), (6, 34330926), (7, 29426508), (9, 22887284), (12, 17165463), (14, 14713254), (18, 11443642), (21, 9808836), (28, 7356627), (36, 5721821), (42, 4904418), (63, 3269612), (84, 2452209), (126, 1634806), (252, 817403)]