31490564

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{23929}}^1$

素因数の和:23987

約数の個数: 24

約数和(自身を含む): 64323840

約数和(自身を除く): 32833276

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 23929, 47858, 95716, 167503, 335006, 670012, 1124663, 2249326, 4498652, 7872641, 15745282, 31490564]

約数ペア:

[(1, 31490564), (2, 15745282), (4, 7872641), (7, 4498652), (14, 2249326), (28, 1124663), (47, 670012), (94, 335006), (188, 167503), (329, 95716), (658, 47858), (1316, 23929)]