28990181

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{2351}}^1$

素因数の和:2440

約数の個数: 16

約数和(自身を含む): 33868800

約数和(自身を除く): 4878619

約数列:

[1, 11, 19, 59, 209, 649, 1121, 2351, 12331, 25861, 44669, 138709, 491359, 1525799, 2635471, 28990181]

約数ペア:

[(1, 28990181), (11, 2635471), (19, 1525799), (59, 491359), (209, 138709), (649, 44669), (1121, 25861), (2351, 12331)]