28862139

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1\times {\mathrm{757}}^1$

素因数の和:1010

約数の個数: 16

約数和(自身を含む): 39294720

約数和(自身を除く): 10432581

約数列:

[1, 3, 71, 179, 213, 537, 757, 2271, 12709, 38127, 53747, 135503, 161241, 406509, 9620713, 28862139]

約数ペア:

[(1, 28862139), (3, 9620713), (71, 406509), (179, 161241), (213, 135503), (537, 53747), (757, 38127), (2271, 12709)]