31385754

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1613}}^1$

素因数の和:1691

約数の個数: 48

約数和(自身を含む): 72513792

約数和(自身を除く): 41128038

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 47, 69, 94, 138, 141, 207, 282, 414, 423, 846, 1081, 1613, 2162, 3226, 3243, 4839, 6486, 9678, 9729, 14517, 19458, 29034, 37099, 74198, 75811, 111297, 151622, 222594, 227433, 333891, 454866, 667782, 682299, 1364598, 1743653, 3487306, 5230959, 10461918, 15692877, 31385754]

約数ペア:

[(1, 31385754), (2, 15692877), (3, 10461918), (6, 5230959), (9, 3487306), (18, 1743653), (23, 1364598), (46, 682299), (47, 667782), (69, 454866), (94, 333891), (138, 227433), (141, 222594), (207, 151622), (282, 111297), (414, 75811), (423, 74198), (846, 37099), (1081, 29034), (1613, 19458), (2162, 14517), (3226, 9729), (3243, 9678), (4839, 6486)]