905208265

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{19051}}^1$

素因数の和:19129

約数の個数: 32

約数和(自身を含む): 1267491456

約数和(自身を除く): 362283191

約数列:

[1, 5, 13, 17, 43, 65, 85, 215, 221, 559, 731, 1105, 2795, 3655, 9503, 19051, 47515, 95255, 247663, 323867, 819193, 1238315, 1619335, 4095965, 4210271, 10649509, 13926281, 21051355, 53247545, 69631405, 181041653, 905208265]

約数ペア:

[(1, 905208265), (5, 181041653), (13, 69631405), (17, 53247545), (43, 21051355), (65, 13926281), (85, 10649509), (215, 4210271), (221, 4095965), (559, 1619335), (731, 1238315), (1105, 819193), (2795, 323867), (3655, 247663), (9503, 95255), (19051, 47515)]