64894851

素因数分解:

$3^{10}\times 7^1\times {\mathrm{157}}^1$

素因数の和:194

約数の個数: 44

約数和(自身を含む): 111956272

約数和(自身を除く): 47061421

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 157, 189, 243, 471, 567, 729, 1099, 1413, 1701, 2187, 3297, 4239, 5103, 6561, 9891, 12717, 15309, 19683, 29673, 38151, 45927, 59049, 89019, 114453, 137781, 267057, 343359, 413343, 801171, 1030077, 2403513, 3090231, 7210539, 9270693, 21631617, 64894851]

約数ペア:

[(1, 64894851), (3, 21631617), (7, 9270693), (9, 7210539), (21, 3090231), (27, 2403513), (63, 1030077), (81, 801171), (157, 413343), (189, 343359), (243, 267057), (471, 137781), (567, 114453), (729, 89019), (1099, 59049), (1413, 45927), (1701, 38151), (2187, 29673), (3297, 19683), (4239, 15309), (5103, 12717), (6561, 9891)]