128923487

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{72797}}^1$

素因数の和:72838

約数の個数: 16

約数和(自身を含む): 167726592

約数和(自身を除く): 38803105

約数列:

[1, 7, 11, 23, 77, 161, 253, 1771, 72797, 509579, 800767, 1674331, 5605369, 11720317, 18417641, 128923487]

約数ペア:

[(1, 128923487), (7, 18417641), (11, 11720317), (23, 5605369), (77, 1674331), (161, 800767), (253, 509579), (1771, 72797)]