151491823

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{239}}^1$

素因数の和:427

約数の個数: 32

約数和(自身を含む): 188743680

約数和(自身を除く): 37251857

約数列:

[1, 7, 23, 31, 127, 161, 217, 239, 713, 889, 1673, 2921, 3937, 4991, 5497, 7409, 20447, 27559, 30353, 38479, 51863, 90551, 170407, 212471, 633857, 698119, 940943, 1192849, 4886833, 6586601, 21641689, 151491823]

約数ペア:

[(1, 151491823), (7, 21641689), (23, 6586601), (31, 4886833), (127, 1192849), (161, 940943), (217, 698119), (239, 633857), (713, 212471), (889, 170407), (1673, 90551), (2921, 51863), (3937, 38479), (4991, 30353), (5497, 27559), (7409, 20447)]