63665919

素因数分解:

$3^4\times {\mathrm{109}}^1\times {\mathrm{7211}}^1$

素因数の和:7332

約数の個数: 20

約数和(自身を含む): 95991720

約数和(自身を除く): 32325801

約数列:

[1, 3, 9, 27, 81, 109, 327, 981, 2943, 7211, 8829, 21633, 64899, 194697, 584091, 785999, 2357997, 7073991, 21221973, 63665919]

約数ペア:

[(1, 63665919), (3, 21221973), (9, 7073991), (27, 2357997), (81, 785999), (109, 584091), (327, 194697), (981, 64899), (2943, 21633), (7211, 8829)]