31213826

素因数分解:

$2^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{311}}^1$

素因数の和:494

約数の個数: 32

約数和(自身を含む): 54991872

約数和(自身を除く): 23778046

約数列:

[1, 2, 7, 14, 67, 107, 134, 214, 311, 469, 622, 749, 938, 1498, 2177, 4354, 7169, 14338, 20837, 33277, 41674, 50183, 66554, 100366, 145859, 232939, 291718, 465878, 2229559, 4459118, 15606913, 31213826]

約数ペア:

[(1, 31213826), (2, 15606913), (7, 4459118), (14, 2229559), (67, 465878), (107, 291718), (134, 232939), (214, 145859), (311, 100366), (469, 66554), (622, 50183), (749, 41674), (938, 33277), (1498, 20837), (2177, 14338), (4354, 7169)]