28213633

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{1399}}^1$

素因数の和:1516

約数の個数: 16

約数和(自身を含む): 33510400

約数和(自身を除く): 5296767

約数列:

[1, 7, 43, 67, 301, 469, 1399, 2881, 9793, 20167, 60157, 93733, 421099, 656131, 4030519, 28213633]

約数ペア:

[(1, 28213633), (7, 4030519), (43, 656131), (67, 421099), (301, 93733), (469, 60157), (1399, 20167), (2881, 9793)]