64319017

素因数分解:

$7^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:338

約数の個数: 32

約数和(自身を含む): 81100800

約数和(自身を除く): 16781783

約数列:

[1, 7, 23, 31, 49, 161, 217, 263, 343, 713, 1127, 1519, 1841, 4991, 6049, 7889, 8153, 10633, 12887, 34937, 42343, 57071, 90209, 187519, 244559, 296401, 399497, 1312633, 2074807, 2796479, 9188431, 64319017]

約数ペア:

[(1, 64319017), (7, 9188431), (23, 2796479), (31, 2074807), (49, 1312633), (161, 399497), (217, 296401), (263, 244559), (343, 187519), (713, 90209), (1127, 57071), (1519, 42343), (1841, 34937), (4991, 12887), (6049, 10633), (7889, 8153)]