28472279

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{2309}}^1$

素因数の和:2398

約数の個数: 16

約数和(自身を含む): 33264000

約数和(自身を除く): 4791721

約数列:

[1, 11, 19, 59, 209, 649, 1121, 2309, 12331, 25399, 43871, 136231, 482581, 1498541, 2588389, 28472279]

約数ペア:

[(1, 28472279), (11, 2588389), (19, 1498541), (59, 482581), (209, 136231), (649, 43871), (1121, 25399), (2309, 12331)]