81449151

素因数分解:

$3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{43579}}^1$

素因数の和:43678

約数の個数: 16

約数和(自身を含む): 125510400

約数和(自身を除く): 44061249

約数列:

[1, 3, 7, 21, 89, 267, 623, 1869, 43579, 130737, 305053, 915159, 3878531, 11635593, 27149717, 81449151]

約数ペア:

[(1, 81449151), (3, 27149717), (7, 11635593), (21, 3878531), (89, 915159), (267, 305053), (623, 130737), (1869, 43579)]