15691301017

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{2143}}^1$

素因数の和:2342

約数の個数: 48

約数和(自身を含む): 19533726720

約数和(自身を除く): 3842425703

約数列:

[1, 7, 23, 49, 73, 89, 161, 511, 623, 1127, 1679, 2047, 2143, 3577, 4361, 6497, 11753, 14329, 15001, 45479, 49289, 82271, 100303, 105007, 149431, 156439, 190727, 318353, 345023, 1046017, 1095073, 1335089, 2415161, 3598097, 4386721, 7322119, 7665511, 9345623, 13923071, 25186679, 30707047, 97461497, 176306753, 214949329, 320230633, 682230479, 2241614431, 15691301017]

約数ペア:

[(1, 15691301017), (7, 2241614431), (23, 682230479), (49, 320230633), (73, 214949329), (89, 176306753), (161, 97461497), (511, 30707047), (623, 25186679), (1127, 13923071), (1679, 9345623), (2047, 7665511), (2143, 7322119), (3577, 4386721), (4361, 3598097), (6497, 2415161), (11753, 1335089), (14329, 1095073), (15001, 1046017), (45479, 345023), (49289, 318353), (82271, 190727), (100303, 156439), (105007, 149431)]