31538474

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{397}}^1$

素因数の和:590

約数の個数: 32

約数和(自身を含む): 54331776

約数和(自身を除く): 22793302

約数列:

[1, 2, 11, 22, 23, 46, 157, 253, 314, 397, 506, 794, 1727, 3454, 3611, 4367, 7222, 8734, 9131, 18262, 39721, 62329, 79442, 100441, 124658, 200882, 685619, 1371238, 1433567, 2867134, 15769237, 31538474]

約数ペア:

[(1, 31538474), (2, 15769237), (11, 2867134), (22, 1433567), (23, 1371238), (46, 685619), (157, 200882), (253, 124658), (314, 100441), (397, 79442), (506, 62329), (794, 39721), (1727, 18262), (3454, 9131), (3611, 8734), (4367, 7222)]