1290233

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:224

約数の個数: 16

約数和(自身を含む): 1584000

約数和(自身を除く): 293767

約数列:

[1, 7, 19, 89, 109, 133, 623, 763, 1691, 2071, 9701, 11837, 14497, 67907, 184319, 1290233]

約数ペア:

[(1, 1290233), (7, 184319), (19, 67907), (89, 14497), (109, 11837), (133, 9701), (623, 2071), (763, 1691)]