64147804

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1\times {\mathrm{281}}^1$

素因数の和:586

約数の個数: 48

約数和(自身を含む): 133410816

約数和(自身を除く): 69263012

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 263, 281, 434, 526, 562, 868, 1052, 1124, 1841, 1967, 3682, 3934, 7364, 7868, 8153, 8711, 16306, 17422, 32612, 34844, 57071, 60977, 73903, 114142, 121954, 147806, 228284, 243908, 295612, 517321, 1034642, 2069284, 2290993, 4581986, 9163972, 16036951, 32073902, 64147804]

約数ペア:

[(1, 64147804), (2, 32073902), (4, 16036951), (7, 9163972), (14, 4581986), (28, 2290993), (31, 2069284), (62, 1034642), (124, 517321), (217, 295612), (263, 243908), (281, 228284), (434, 147806), (526, 121954), (562, 114142), (868, 73903), (1052, 60977), (1124, 57071), (1841, 34844), (1967, 32612), (3682, 17422), (3934, 16306), (7364, 8711), (7868, 8153)]