391385304

素因数分解:

$2^3\times 3^3\times {\mathrm{251}}^1\times {\mathrm{7219}}^1$

素因数の和:7485

約数の個数: 64

約数和(自身を含む): 1091664000

約数和(自身を除く): 700278696

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 251, 502, 753, 1004, 1506, 2008, 2259, 3012, 4518, 6024, 6777, 7219, 9036, 13554, 14438, 18072, 21657, 27108, 28876, 43314, 54216, 57752, 64971, 86628, 129942, 173256, 194913, 259884, 389826, 519768, 779652, 1559304, 1811969, 3623938, 5435907, 7247876, 10871814, 14495752, 16307721, 21743628, 32615442, 43487256, 48923163, 65230884, 97846326, 130461768, 195692652, 391385304]

約数ペア:

[(1, 391385304), (2, 195692652), (3, 130461768), (4, 97846326), (6, 65230884), (8, 48923163), (9, 43487256), (12, 32615442), (18, 21743628), (24, 16307721), (27, 14495752), (36, 10871814), (54, 7247876), (72, 5435907), (108, 3623938), (216, 1811969), (251, 1559304), (502, 779652), (753, 519768), (1004, 389826), (1506, 259884), (2008, 194913), (2259, 173256), (3012, 129942), (4518, 86628), (6024, 64971), (6777, 57752), (7219, 54216), (9036, 43314), (13554, 28876), (14438, 27108), (18072, 21657)]