2017976319

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{173}}^1\times {\mathrm{21247}}^1$

素因数の和:21487

約数の個数: 24

約数和(自身を含む): 2979904512

約数和(自身を除く): 961928193

約数列:

[1, 3, 9, 61, 173, 183, 519, 549, 1557, 10553, 21247, 31659, 63741, 94977, 191223, 1296067, 3675731, 3888201, 11027193, 11664603, 33081579, 224219591, 672658773, 2017976319]

約数ペア:

[(1, 2017976319), (3, 672658773), (9, 224219591), (61, 33081579), (173, 11664603), (183, 11027193), (519, 3888201), (549, 3675731), (1557, 1296067), (10553, 191223), (21247, 94977), (31659, 63741)]