253343315

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{38011}}^1$

素因数の和:38090

約数の個数: 16

約数和(自身を含む): 321125376

約数和(自身を除く): 67782061

約数列:

[1, 5, 31, 43, 155, 215, 1333, 6665, 38011, 190055, 1178341, 1634473, 5891705, 8172365, 50668663, 253343315]

約数ペア:

[(1, 253343315), (5, 50668663), (31, 8172365), (43, 5891705), (155, 1634473), (215, 1178341), (1333, 190055), (6665, 38011)]