1271894

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:152

約数の個数: 24

約数和(自身を含む): 2134512

約数和(自身を除く): 862618

約数列:

[1, 2, 13, 26, 53, 71, 106, 142, 169, 338, 689, 923, 1378, 1846, 3763, 7526, 8957, 11999, 17914, 23998, 48919, 97838, 635947, 1271894]

約数ペア:

[(1, 1271894), (2, 635947), (13, 97838), (26, 48919), (53, 23998), (71, 17914), (106, 11999), (142, 8957), (169, 7526), (338, 3763), (689, 1846), (923, 1378)]