31091814

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:206

約数の個数: 96

約数和(自身を含む): 77837760

約数和(自身を除く): 46745946

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 39, 46, 53, 69, 78, 106, 109, 117, 138, 159, 207, 218, 234, 299, 318, 327, 414, 477, 598, 654, 689, 897, 954, 981, 1219, 1378, 1417, 1794, 1962, 2067, 2438, 2507, 2691, 2834, 3657, 4134, 4251, 5014, 5382, 5777, 6201, 7314, 7521, 8502, 10971, 11554, 12402, 12753, 15042, 15847, 17331, 21942, 22563, 25506, 31694, 32591, 34662, 45126, 47541, 51993, 65182, 75101, 95082, 97773, 103986, 132871, 142623, 150202, 195546, 225303, 265742, 285246, 293319, 398613, 450606, 586638, 675909, 797226, 1195839, 1351818, 1727323, 2391678, 3454646, 5181969, 10363938, 15545907, 31091814]

約数ペア:

[(1, 31091814), (2, 15545907), (3, 10363938), (6, 5181969), (9, 3454646), (13, 2391678), (18, 1727323), (23, 1351818), (26, 1195839), (39, 797226), (46, 675909), (53, 586638), (69, 450606), (78, 398613), (106, 293319), (109, 285246), (117, 265742), (138, 225303), (159, 195546), (207, 150202), (218, 142623), (234, 132871), (299, 103986), (318, 97773), (327, 95082), (414, 75101), (477, 65182), (598, 51993), (654, 47541), (689, 45126), (897, 34662), (954, 32591), (981, 31694), (1219, 25506), (1378, 22563), (1417, 21942), (1794, 17331), (1962, 15847), (2067, 15042), (2438, 12753), (2507, 12402), (2691, 11554), (2834, 10971), (3657, 8502), (4134, 7521), (4251, 7314), (5014, 6201), (5382, 5777)]