25668558

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{293}}^1$

素因数の和:489

約数の個数: 48

約数和(自身を含む): 57972096

約数和(自身を除く): 32303538

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 157, 186, 279, 293, 314, 471, 558, 586, 879, 942, 1413, 1758, 2637, 2826, 4867, 5274, 9083, 9734, 14601, 18166, 27249, 29202, 43803, 46001, 54498, 81747, 87606, 92002, 138003, 163494, 276006, 414009, 828018, 1426031, 2852062, 4278093, 8556186, 12834279, 25668558]

約数ペア:

[(1, 25668558), (2, 12834279), (3, 8556186), (6, 4278093), (9, 2852062), (18, 1426031), (31, 828018), (62, 414009), (93, 276006), (157, 163494), (186, 138003), (279, 92002), (293, 87606), (314, 81747), (471, 54498), (558, 46001), (586, 43803), (879, 29202), (942, 27249), (1413, 18166), (1758, 14601), (2637, 9734), (2826, 9083), (4867, 5274)]