1298213

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1$

素因数の和:296

約数の個数: 16

約数和(自身を含む): 1605120

約数和(自身を除く): 306907

約数列:

[1, 7, 19, 43, 133, 227, 301, 817, 1589, 4313, 5719, 9761, 30191, 68327, 185459, 1298213]

約数ペア:

[(1, 1298213), (7, 185459), (19, 68327), (43, 30191), (133, 9761), (227, 5719), (301, 4313), (817, 1589)]