205978536

素因数分解:

$2^3\times 3^2\times {\mathrm{163}}^1\times {\mathrm{17551}}^1$

素因数の和:17726

約数の個数: 48

約数和(自身を含む): 561312960

約数和(自身を除く): 355334424

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 163, 326, 489, 652, 978, 1304, 1467, 1956, 2934, 3912, 5868, 11736, 17551, 35102, 52653, 70204, 105306, 140408, 157959, 210612, 315918, 421224, 631836, 1263672, 2860813, 5721626, 8582439, 11443252, 17164878, 22886504, 25747317, 34329756, 51494634, 68659512, 102989268, 205978536]

約数ペア:

[(1, 205978536), (2, 102989268), (3, 68659512), (4, 51494634), (6, 34329756), (8, 25747317), (9, 22886504), (12, 17164878), (18, 11443252), (24, 8582439), (36, 5721626), (72, 2860813), (163, 1263672), (326, 631836), (489, 421224), (652, 315918), (978, 210612), (1304, 157959), (1467, 140408), (1956, 105306), (2934, 70204), (3912, 52653), (5868, 35102), (11736, 17551)]