66544945

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1\times {\mathrm{1663}}^1$

素因数の和:1872

約数の個数: 16

約数和(自身を含む): 81948672

約数和(自身を除く): 15403727

約数列:

[1, 5, 53, 151, 265, 755, 1663, 8003, 8315, 40015, 88139, 251113, 440695, 1255565, 13308989, 66544945]

約数ペア:

[(1, 66544945), (5, 13308989), (53, 1255565), (151, 440695), (265, 251113), (755, 88139), (1663, 40015), (8003, 8315)]