31145774

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:352

約数の個数: 32

約数和(自身を含む): 52348032

約数和(自身を除く): 21202258

約数列:

[1, 2, 11, 22, 101, 107, 131, 202, 214, 262, 1111, 1177, 1441, 2222, 2354, 2882, 10807, 13231, 14017, 21614, 26462, 28034, 118877, 145541, 154187, 237754, 291082, 308374, 1415717, 2831434, 15572887, 31145774]

約数ペア:

[(1, 31145774), (2, 15572887), (11, 2831434), (22, 1415717), (101, 308374), (107, 291082), (131, 237754), (202, 154187), (214, 145541), (262, 118877), (1111, 28034), (1177, 26462), (1441, 21614), (2222, 14017), (2354, 13231), (2882, 10807)]