68991831

素因数分解:

$3^6\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1$

素因数の和:347

約数の個数: 56

約数和(自身を含む): 115683120

約数和(自身を除く): 46691289

約数列:

[1, 3, 9, 17, 19, 27, 51, 57, 81, 153, 171, 243, 293, 323, 459, 513, 729, 879, 969, 1377, 1539, 2637, 2907, 4131, 4617, 4981, 5567, 7911, 8721, 12393, 13851, 14943, 16701, 23733, 26163, 44829, 50103, 71199, 78489, 94639, 134487, 150309, 213597, 235467, 283917, 403461, 450927, 851751, 1210383, 1352781, 2555253, 3631149, 4058343, 7665759, 22997277, 68991831]

約数ペア:

[(1, 68991831), (3, 22997277), (9, 7665759), (17, 4058343), (19, 3631149), (27, 2555253), (51, 1352781), (57, 1210383), (81, 851751), (153, 450927), (171, 403461), (243, 283917), (293, 235467), (323, 213597), (459, 150309), (513, 134487), (729, 94639), (879, 78489), (969, 71199), (1377, 50103), (1539, 44829), (2637, 26163), (2907, 23733), (4131, 16701), (4617, 14943), (4981, 13851), (5567, 12393), (7911, 8721)]