677903408

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{1051}}^1$

素因数の和:1522

約数の個数: 80

約数和(自身を含む): 1621729536

約数和(自身を除く): 943826128

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 443, 728, 886, 1051, 1456, 1772, 2102, 3101, 3544, 4204, 5759, 6202, 7088, 7357, 8408, 11518, 12404, 13663, 14714, 16816, 23036, 24808, 27326, 29428, 40313, 46072, 49616, 54652, 58856, 80626, 92144, 95641, 109304, 117712, 161252, 191282, 218608, 322504, 382564, 465593, 645008, 765128, 931186, 1530256, 1862372, 3259151, 3724744, 6052709, 6518302, 7449488, 12105418, 13036604, 24210836, 26073208, 42368963, 48421672, 52146416, 84737926, 96843344, 169475852, 338951704, 677903408]

約数ペア:

[(1, 677903408), (2, 338951704), (4, 169475852), (7, 96843344), (8, 84737926), (13, 52146416), (14, 48421672), (16, 42368963), (26, 26073208), (28, 24210836), (52, 13036604), (56, 12105418), (91, 7449488), (104, 6518302), (112, 6052709), (182, 3724744), (208, 3259151), (364, 1862372), (443, 1530256), (728, 931186), (886, 765128), (1051, 645008), (1456, 465593), (1772, 382564), (2102, 322504), (3101, 218608), (3544, 191282), (4204, 161252), (5759, 117712), (6202, 109304), (7088, 95641), (7357, 92144), (8408, 80626), (11518, 58856), (12404, 54652), (13663, 49616), (14714, 46072), (16816, 40313), (23036, 29428), (24808, 27326)]