259986729

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{1151}}^1$

素因数の和:1317

約数の個数: 32

約数和(自身を含む): 379551744

約数和(自身を除く): 119565015

約数列:

[1, 3, 17, 43, 51, 103, 129, 309, 731, 1151, 1751, 2193, 3453, 4429, 5253, 13287, 19567, 49493, 58701, 75293, 118553, 148479, 225879, 355659, 841381, 2015401, 2524143, 5097779, 6046203, 15293337, 86662243, 259986729]

約数ペア:

[(1, 259986729), (3, 86662243), (17, 15293337), (43, 6046203), (51, 5097779), (103, 2524143), (129, 2015401), (309, 841381), (731, 355659), (1151, 225879), (1751, 148479), (2193, 118553), (3453, 75293), (4429, 58701), (5253, 49493), (13287, 19567)]