399933519

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{68611}}^1$

素因数の和:68710

約数の個数: 16

約数和(自身を含む): 559873920

約数和(自身を除く): 159940401

約数列:

[1, 3, 29, 67, 87, 201, 1943, 5829, 68611, 205833, 1989719, 4596937, 5969157, 13790811, 133311173, 399933519]

約数ペア:

[(1, 399933519), (3, 133311173), (29, 13790811), (67, 5969157), (87, 4596937), (201, 1989719), (1943, 205833), (5829, 68611)]