1621659

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{967}}^1$

素因数の和:1026

約数の個数: 16

約数和(自身を含む): 2385152

約数和(自身を除く): 763493

約数列:

[1, 3, 13, 39, 43, 129, 559, 967, 1677, 2901, 12571, 37713, 41581, 124743, 540553, 1621659]

約数ペア:

[(1, 1621659), (3, 540553), (13, 124743), (39, 41581), (43, 37713), (129, 12571), (559, 2901), (967, 1677)]