221405122

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{17519}}^1$

素因数の和:17681

約数の個数: 16

約数和(自身を含む): 340588800

約数和(自身を除く): 119183678

約数列:

[1, 2, 71, 89, 142, 178, 6319, 12638, 17519, 35038, 1243849, 1559191, 2487698, 3118382, 110702561, 221405122]

約数ペア:

[(1, 221405122), (2, 110702561), (71, 3118382), (89, 2487698), (142, 1559191), (178, 1243849), (6319, 35038), (12638, 17519)]