31213724

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{87679}}^1$

素因数の和:87772

約数の個数: 12

約数和(自身を含む): 55238400

約数和(自身を除く): 24024676

約数列:

[1, 2, 4, 89, 178, 356, 87679, 175358, 350716, 7803431, 15606862, 31213724]

約数ペア:

[(1, 31213724), (2, 15606862), (4, 7803431), (89, 350716), (178, 175358), (356, 87679)]