31731416

素因数分解:

$2^3\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{397}}^1$

素因数の和:603

約数の個数: 32

約数和(自身を含む): 60846240

約数和(自身を除く): 29114824

約数列:

[1, 2, 4, 8, 97, 103, 194, 206, 388, 397, 412, 776, 794, 824, 1588, 3176, 9991, 19982, 38509, 39964, 40891, 77018, 79928, 81782, 154036, 163564, 308072, 327128, 3966427, 7932854, 15865708, 31731416]

約数ペア:

[(1, 31731416), (2, 15865708), (4, 7932854), (8, 3966427), (97, 327128), (103, 308072), (194, 163564), (206, 154036), (388, 81782), (397, 79928), (412, 77018), (776, 40891), (794, 39964), (824, 38509), (1588, 19982), (3176, 9991)]