201797281

素因数分解:

$7^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1\times {\mathrm{1321}}^1$

素因数の和:1624

約数の個数: 16

約数和(自身を含む): 233941120

約数和(自身を除く): 32143839

約数列:

[1, 7, 139, 157, 973, 1099, 1321, 9247, 21823, 152761, 183619, 207397, 1285333, 1451779, 28828183, 201797281]

約数ペア:

[(1, 201797281), (7, 28828183), (139, 1451779), (157, 1285333), (973, 207397), (1099, 183619), (1321, 152761), (9247, 21823)]