217085568

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{80761}}^1$

素因数の和:80785

約数の個数: 64

約数和(自身を含む): 659017920

約数和(自身を除く): 441932352

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 336, 384, 448, 672, 896, 1344, 2688, 80761, 161522, 242283, 323044, 484566, 565327, 646088, 969132, 1130654, 1292176, 1695981, 1938264, 2261308, 2584352, 3391962, 3876528, 4522616, 5168704, 6783924, 7753056, 9045232, 10337408, 13567848, 15506112, 18090464, 27135696, 31012224, 36180928, 54271392, 72361856, 108542784, 217085568]

約数ペア:

[(1, 217085568), (2, 108542784), (3, 72361856), (4, 54271392), (6, 36180928), (7, 31012224), (8, 27135696), (12, 18090464), (14, 15506112), (16, 13567848), (21, 10337408), (24, 9045232), (28, 7753056), (32, 6783924), (42, 5168704), (48, 4522616), (56, 3876528), (64, 3391962), (84, 2584352), (96, 2261308), (112, 1938264), (128, 1695981), (168, 1292176), (192, 1130654), (224, 969132), (336, 646088), (384, 565327), (448, 484566), (672, 323044), (896, 242283), (1344, 161522), (2688, 80761)]