221567142

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{1605559}}^1$

素因数の和:1605587

約数の個数: 16

約数和(自身を含む): 462401280

約数和(自身を除く): 240834138

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 1605559, 3211118, 4816677, 9633354, 36927857, 73855714, 110783571, 221567142]

約数ペア:

[(1, 221567142), (2, 110783571), (3, 73855714), (6, 36927857), (23, 9633354), (46, 4816677), (69, 3211118), (138, 1605559)]