20121012717

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{691}}^1\times {\mathrm{5879}}^1$

素因数の和:6713

約数の個数: 32

約数和(自身を含む): 29166305280

約数和(自身を除く): 9045292563

約数列:

[1, 3, 13, 39, 127, 381, 691, 1651, 2073, 4953, 5879, 8983, 17637, 26949, 76427, 87757, 229281, 263271, 746633, 1140841, 2239899, 3422523, 4062389, 9706229, 12187167, 29118687, 52811057, 158433171, 515923403, 1547770209, 6707004239, 20121012717]

約数ペア:

[(1, 20121012717), (3, 6707004239), (13, 1547770209), (39, 515923403), (127, 158433171), (381, 52811057), (691, 29118687), (1651, 12187167), (2073, 9706229), (4953, 4062389), (5879, 3422523), (8983, 2239899), (17637, 1140841), (26949, 746633), (76427, 263271), (87757, 229281)]