491662077

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1\times {\mathrm{311}}^1$

素因数の和:625

約数の個数: 32

約数和(自身を含む): 690094080

約数和(自身を除く): 198432003

約数列:

[1, 3, 31, 89, 93, 191, 267, 311, 573, 933, 2759, 5921, 8277, 9641, 16999, 17763, 27679, 28923, 50997, 59401, 83037, 178203, 526969, 858049, 1580907, 1841431, 2574147, 5286689, 5524293, 15860067, 163887359, 491662077]

約数ペア:

[(1, 491662077), (3, 163887359), (31, 15860067), (89, 5524293), (93, 5286689), (191, 2574147), (267, 1841431), (311, 1580907), (573, 858049), (933, 526969), (2759, 178203), (5921, 83037), (8277, 59401), (9641, 50997), (16999, 28923), (17763, 27679)]