27378358

素因数分解:

$2^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:221

約数の個数: 48

約数和(自身を含む): 50109840

約数和(自身を除く): 22731482

約数列:

[1, 2, 7, 14, 43, 49, 73, 86, 89, 98, 146, 178, 301, 511, 602, 623, 1022, 1246, 2107, 3139, 3577, 3827, 4214, 4361, 6278, 6497, 7154, 7654, 8722, 12994, 21973, 26789, 43946, 45479, 53578, 90958, 153811, 187523, 279371, 307622, 318353, 375046, 558742, 636706, 1955597, 3911194, 13689179, 27378358]

約数ペア:

[(1, 27378358), (2, 13689179), (7, 3911194), (14, 1955597), (43, 636706), (49, 558742), (73, 375046), (86, 318353), (89, 307622), (98, 279371), (146, 187523), (178, 153811), (301, 90958), (511, 53578), (602, 45479), (623, 43946), (1022, 26789), (1246, 21973), (2107, 12994), (3139, 8722), (3577, 7654), (3827, 7154), (4214, 6497), (4361, 6278)]