291497107

素因数分解:

${\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{1231}}^1$

素因数の和:1375

約数の個数: 24

約数和(自身を含む): 340820480

約数和(自身を除く): 49323373

約数列:

[1, 11, 19, 103, 121, 209, 1133, 1231, 1957, 2299, 12463, 13541, 21527, 23389, 126793, 148951, 236797, 257279, 1394723, 2409067, 2830069, 15341953, 26499737, 291497107]

約数ペア:

[(1, 291497107), (11, 26499737), (19, 15341953), (103, 2830069), (121, 2409067), (209, 1394723), (1133, 257279), (1231, 236797), (1957, 148951), (2299, 126793), (12463, 23389), (13541, 21527)]