31247728

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{283}}^1$

素因数の和:461

約数の個数: 40

約数和(自身を含む): 62261888

約数和(自身を除く): 31014160

約数列:

[1, 2, 4, 8, 16, 67, 103, 134, 206, 268, 283, 412, 536, 566, 824, 1072, 1132, 1648, 2264, 4528, 6901, 13802, 18961, 27604, 29149, 37922, 55208, 58298, 75844, 110416, 116596, 151688, 233192, 303376, 466384, 1952983, 3905966, 7811932, 15623864, 31247728]

約数ペア:

[(1, 31247728), (2, 15623864), (4, 7811932), (8, 3905966), (16, 1952983), (67, 466384), (103, 303376), (134, 233192), (206, 151688), (268, 116596), (283, 110416), (412, 75844), (536, 58298), (566, 55208), (824, 37922), (1072, 29149), (1132, 27604), (1648, 18961), (2264, 13802), (4528, 6901)]