321129213

素因数分解:

$3^1\times {\mathrm{157}}^1\times {\mathrm{409}}^1\times {\mathrm{1667}}^1$

素因数の和:2236

約数の個数: 16

約数和(自身を含む): 432212160

約数和(自身を除く): 111082947

約数列:

[1, 3, 157, 409, 471, 1227, 1667, 5001, 64213, 192639, 261719, 681803, 785157, 2045409, 107043071, 321129213]

約数ペア:

[(1, 321129213), (3, 107043071), (157, 2045409), (409, 785157), (471, 681803), (1227, 261719), (1667, 192639), (5001, 64213)]