31141578

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{2543}}^1$

素因数の和:2718

約数の個数: 32

約数和(自身を含む): 67527936

約数和(自身を除く): 36386358

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 157, 314, 471, 942, 2041, 2543, 4082, 5086, 6123, 7629, 12246, 15258, 33059, 66118, 99177, 198354, 399251, 798502, 1197753, 2395506, 5190263, 10380526, 15570789, 31141578]

約数ペア:

[(1, 31141578), (2, 15570789), (3, 10380526), (6, 5190263), (13, 2395506), (26, 1197753), (39, 798502), (78, 399251), (157, 198354), (314, 99177), (471, 66118), (942, 33059), (2041, 15258), (2543, 12246), (4082, 7629), (5086, 6123)]