91904995

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{10631}}^1$

素因数の和:10675

約数の個数: 32

約数和(自身を含む): 142894080

約数和(自身を除く): 50989085

約数列:

[1, 5, 7, 13, 19, 35, 65, 91, 95, 133, 247, 455, 665, 1235, 1729, 8645, 10631, 53155, 74417, 138203, 201989, 372085, 691015, 967421, 1009945, 1413923, 2625857, 4837105, 7069615, 13129285, 18380999, 91904995]

約数ペア:

[(1, 91904995), (5, 18380999), (7, 13129285), (13, 7069615), (19, 4837105), (35, 2625857), (65, 1413923), (91, 1009945), (95, 967421), (133, 691015), (247, 372085), (455, 201989), (665, 138203), (1235, 74417), (1729, 53155), (8645, 10631)]