28883723

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1193}}^1$

素因数の和:1306

約数の個数: 16

約数和(自身を含む): 33011712

約数和(自身を除く): 4127989

約数列:

[1, 11, 31, 71, 341, 781, 1193, 2201, 13123, 24211, 36983, 84703, 406813, 931733, 2625793, 28883723]

約数ペア:

[(1, 28883723), (11, 2625793), (31, 931733), (71, 406813), (341, 84703), (781, 36983), (1193, 24211), (2201, 13123)]