16681145

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{1039}}^1$

素因数の和:1089

約数の個数: 24

約数和(自身を含む): 22838400

約数和(自身を除く): 6157255

約数列:

[1, 5, 13, 19, 65, 95, 169, 247, 845, 1039, 1235, 3211, 5195, 13507, 16055, 19741, 67535, 98705, 175591, 256633, 877955, 1283165, 3336229, 16681145]

約数ペア:

[(1, 16681145), (5, 3336229), (13, 1283165), (19, 877955), (65, 256633), (95, 175591), (169, 98705), (247, 67535), (845, 19741), (1039, 16055), (1235, 13507), (3211, 5195)]