31195696

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{3923}}^1$

素因数の和:4009

約数の個数: 40

約数和(自身を含む): 70066944

約数和(自身を除く): 38871248

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 284, 497, 568, 994, 1136, 1988, 3923, 3976, 7846, 7952, 15692, 27461, 31384, 54922, 62768, 109844, 219688, 278533, 439376, 557066, 1114132, 1949731, 2228264, 3899462, 4456528, 7798924, 15597848, 31195696]

約数ペア:

[(1, 31195696), (2, 15597848), (4, 7798924), (7, 4456528), (8, 3899462), (14, 2228264), (16, 1949731), (28, 1114132), (56, 557066), (71, 439376), (112, 278533), (142, 219688), (284, 109844), (497, 62768), (568, 54922), (994, 31384), (1136, 27461), (1988, 15692), (3923, 7952), (3976, 7846)]