81376038

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{105137}}^1$

素因数の和:105188

約数の個数: 24

約数和(自身を含む): 180416808

約数和(自身を除く): 99040770

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 105137, 210274, 315411, 630822, 946233, 1892466, 4520891, 9041782, 13562673, 27125346, 40688019, 81376038]

約数ペア:

[(1, 81376038), (2, 40688019), (3, 27125346), (6, 13562673), (9, 9041782), (18, 4520891), (43, 1892466), (86, 946233), (129, 630822), (258, 315411), (387, 210274), (774, 105137)]